Tamil Nadu Board 12th Standard Accountancy - Unit 9: Book Back Answers and Solutions
This post covers the book back answers and solutions for Unit 9 – from the Tamil Nadu State Board 12th Standard Accountancy textbook. These detailed answers have been carefully prepared by our expert teachers at KalviTips.com.
We have explained each answer in a simple, easy-to-understand format, highlighting important points step by step under the relevant subtopics. Students are advised to read and memorize these subtopics thoroughly. Once you understand the main concepts, you’ll be able to connect other related points with real-life examples and confidently present them in your tests and exams.
By going through this material, you’ll gain a strong understanding of Unit 9 along with the corresponding book back questions and answers (PDF format).
Question Types Covered:
- 1 Mark Questions: Choose the correct answer, Fill in the blanks, Identify the correct statement, Match the following
- 2 Mark Questions: Answer briefly
- 3, 4, and 5 Mark Questions: Answer in detail
All answers are presented in a clear and student-friendly manner, focusing on key points to help you score full marks.
All the best, Class 12th students! Prepare well and aim for top scores. Thank you!
Unit 9: Ratio Analysis
I.Choose the correct answer
(a) Conclusion
(b) Ratio
(c) Model
(d) Decision
Answer Key:
(b) Ratio
(a) Ability to meet short term obligations
(b) Efficiency of management
(c) Profitability
(d) Long term solvency
Answer Key:
(a) Ability to meet short term obligations
(a) Reserves
(b) Tangible assets
(c) Funds
(d) Quick assets
Answer Key:
(d) Quick assets
(a) Short term solvency
(b) Long term solvency
(c) Profitability
(d) Efficiency
Answer Key:
(b) Long term solvency
5. Match List-I with List-II and select the correct Answer Key using the codes given below:
(i) Current ratio - 1. Liquidity
(ii) Net profit ratio -2. Efficiency
(iii) Debt-equity ratio -3. Long term solvency
(iv) Inventory turnover ratio -4. Profitability
Codes: (i) (ii) (iii) (iv)
(a) 1 4 3 2
(b) 3 2 4 1
(c) 4 3 2 1
(d) 1 2 3 4
Answer Key:
(a) 1 4 3 2
6. To test the liquidity of a concern, which of the following ratios are useful?
(i) Quick ratio
(ii) Net profit ratio
(iii) Debt – equity ratio
(iv) Current ratio
Select the correct Answer Key using the codes given below:
(a) (i) and (ii)
(b) (i) and (iv)
(c) (ii) and (iii)
(d) (ii) and (iv)
Answer Key:
(b) (i) and (iv)
7. The proportion of shareholder’s funds to total assets is called ……………..
(a) Proprietary ratio
(b) Capital gearing ratio
(c) Debt equity ratio
(d) Current ratio
Answer Key:
(a) Proprietary ratio
(a) Liquid ratio – Proportion
(b) Gross profit ratio – Percentage
(c) Fixed assets turnover ratio – Percentage
(d) Debt – equity ratio – Proportion
Answer Key:
(c) Fixed assets turnover ratio – Percentage
9. Current liabilities Rs. 40,000; Current assets Rs. 1,00,000 ; Inventory Rs. 20,000 . Quick ratio is ……………..
(a) 1:1
(b) 2.5:1
(c) 2:1
(d) 1:2
Answer Key:
(c) 2:1
(a) 2 times
(b) 3 times
(c) 6 times
(d) 8 times
Answer Key:
(c) 6 times
II. Very short answer questions
- The ratio is a mathematical expression of the relationship between two related or interdependent items. When ratios are calculated on the basis of accounting information, these are called ‘accounting ratios’.
- Quick ratio gives the proportion of quick assets to current liabilities.
|
- Debt equity ratio is calculated to assess the long-term solvency position of a business concern.
- Return on investment shows the proportion of net profit before interest and tax to capital employed (shareholders’ funds and long-term debts).
- Ratios are only means: Ratios are not ended in themselves but they are the only means to achieve a particular purpose. Analysis of related items must be done by the management or experts with the help of ratios.
- Accuracy of financial information: The accuracy of a ratio depends on the accuracy of information taken from financial statements. If the statements are inaccurate, ratios computed based on that will also be inaccurate.
III. Short answer question
- To simplify accounting figures
- To facilitate analysis of financial statements
- To analysis the operational efficiency of a business
- To help in budgeting and forecasting
- To facilitate inter firm and inter firm comparison of performance
- Inventory conversion period is the time taken to sell the inventory. A shorter inventory conversion period indicates more efficiency in the management of inventory.
3. How is operating profit ascertained?
- Operating cost ratio is the proportion of operating cost to revenue from operations. This ratio is a test of the operational efficiency of the business.
- Ratio analysis helps to know operational efficiency of a business by finding the relationship between operating cost and revenues.
ii) Measuring financial solvency:
- Ratio analysis helps to ascertain the liquidity or short-term solvency and long-term solvency of a business concern.
iii) Analysis the profitability:
- Ratio analysis helps to analysis the profitability of a business in terms of sales and investments.
i) Ratios are only means:
- Ratios are not end in themselves but they are only means to achieve a particular purpose.
ii) Accuracy of financial information:
- The accuracy of a ratio depends on the accuracy of information taken from financial statements.
iii) Change in price level:
- Ratio analysis may not reflect price level changes and current values as they are calculated based on historical data given in financial statements.
IV. Excercise
Calculate the current ratio from the following information.

Current assets = current investment + Inventories + Trade debtors + Bills receivable + Cash and cash equivalents
C. A = 40,000 + 2,00,000 + 1,20,000 + 80,000 + 10,000 = 4,50,000
Current liablities = Trade crditors + Bills payable + Expenses payable
C.L = 80,000 + 50,000 + 20,000 = 1,50,000
Answer Key:
= 4,50,000 – 70,000 – 20,000
= 3,60,000
Following is the balance sheet of Lakshmi Ltd. as on 31st March, 2019:

(i) Current ratio (ii) Quick ratio
Answer Key:
Current assets = Inventories + Trade debtors + Cash and cash equivalents + other current assets prepaid expenses.
= 40,000 + 1,60,000 + 3,20,000 + 80,000
= 6,00,000
Current Liabilities = short-term loans + trade payables + Expenses payable + short term provision.
= 50,000 + 3,10,000 + 15,000 + 25,000
= 4,00,000
Question 4.
From the following information calculate the debt-equity ratio.
Balance sheet (Extract) as on 31st March 2019:

From the following Balance Sheet of Pioneer Ltd. calculate proprietary ratio:
Balance sheet of Pioneer Ltd. as on 31.3.2019
=6,00,000
Balance Sheet (Extract) as on 31.03.2018

Equity shareholder’s funds = Equity share capital + General reserve + Surplus
= 4,00,000 + 2,50,000 + 1,5,000 = 8,00,000
From the following Balance Sheet of Arunan Ltd. as of 31.03.2019 calculate
1.Debt – equity ratio
2.Proprietary ratio
3.Capital gearing ratio
Balance Sheet of Arunan Ltd. as on 31.03.2019

Shareholders’ funds = Equity share capital + Preference share capital + Reserves and surplus
= 2,50,000 + 2,00,000 + 1 ,50,000
= 6,00,000
= 5,00,000
Equity shareholders’ funds = Equity share capital + Reserves and surplus
= 2,50,000 + 1,50,000
= 4,00,000
From the given information calculate the inventory turnover ratio and inventory conversion period (in months) of Sania Ltd.

= 1,70,000 + 6,90,000 + 20,000 – 1,30,000
The credit revenue from operations of Velavan Ltd, amounted to 10,00,000. Its debtors and bills receivables at the end of the accounting period amounted to 1,10,000 and 1,40,000 respectively. Calculate trade receivables turnover ratio and also collection period in months.
Answer Key:
Average trade Receivables = Debtors + Bills receivable
Average Trade Receivables = 1,10,000+1,40,0002 = 2,50,000
Trade receivable turnover ratio = 10,00,0002,50,000 = 4 times
From the following figures obtained from Kalpana Ltd, calculate the trade payables turnover ratio and credit payment period (in days).
Particulars |
Rs. |
Credit
purchases during 2018 – 2019
Trade
creditors as on 1.4.2018
Trade
creditors as on 31.3.2019
Bills
payable as on 1.4.2018
Bills
payable as on 31.3.2019
|
9,50,000
60,000
50,000
45,000
35,000
|
From the following information of Geetha Ltd., calculate fixed assets turnover ratio:
1. Revenue from operations during the year was ₹ 55,00,000.
2. Fixed assets at the end of the year were ₹ 5,00,000.
Answer Key:
Calculate:
- Inventory turnover ratio
- Trade receivable turnover ratio
- Trade payable turnover ratio and
- Fixed assets turnover ratio from the following information obtained from Aruna Ltd
- Revenue from operations for the year ₹ 35,00,000
- Purchases for the year ₹ 21,00,000
- Cost of revenue from operations ₹ 16,00,000. Assume that sales and purchases are for credit.
Calculate gross profit ratio from the following:
Revenue from operations ₹ 2,50,000 Cost of revenue from operations ₹ 2,10,000 and purchases ₹ 1,80,000.
Following is the statement of profit and loss of Padma Ltd. for the year ended 31st March, 2018. Calculate the operating cost ratio.
Statement of Profit and Loss
Particulars
|
Note No
|
Amount ₹
|
I. Revenue
from operations
II. Other
Income
III. Total
revenue(I+II)
IV.
Expenses:
Purchases of Stock-in-trade
Changes in inventories
Employee benefits expense(salaries)
Other expenses
Total expenses
V. Profit
before tax(III-IV)
|
|
15,00,000
40,000
|
15,40,000
|
||
8,60,000
40,000
1,60,000
1,70,000
|
||
2,30,000
|
||
3,10,000
|
Particulars
|
Amount ₹
|
1. Other
expenses
Office and administration expenses
Selling and distribution expenses
Loss on sale of furniture
|
50,000
90,000
30,000
|
1,70,000
|
= 8,60,000 + 40,000 = 9,00,000
= 50,000 + 90,000 + 1,60,000 = 3,00,000
Operating cost = Cost of revenue from operations + Operating expenses
= 9,00,000 + 3,00,000
= 12,00,000
Calculate the operating profit ratio under the following cases.
Case 1: Revenue from operations ₹ 8,00,000, Operating profit ₹ 2,00,000.
Case 2: Revenue from operations ₹ 20,00,000, Operating cost ₹ 14,00,000.
Case 3: Revenue from operations ₹ 10,00,000, Gross profit 25% on revenue from operations, Operating expenses ₹ 1,00,000
Answer Key:
= 20,00,000 – 14,00,000 = 6,00,000
From the following details of a business, concern calculate net profit ratio.
Particulars
|
₹
|
Revenue
from operations
Cost of
revenue from operations
Office and
administration expenses
Selling
and distribution expenses
|
9,60,000
5,50,000
1,45,000
25,000
|
=9,60,000 – 5,50,000 – 1,45,000 – 1,25,000
= 2,40,000
(2) Net profit ratio.
Particulars
|
Note No
|
Amount ₹
|
I. Revenue
from operations
II. Other
Income
Income on investment
III. Total
revenue(I+II)
IV.
Expenses:
Purchases of Stock-in-trade
Changes in inventories
Employee benefits expense Other expenses
Provision for tax
Total expenses
V. Profit
before tax(III-IV)
|
|
24,00,000
70,000
|
24,70,000
|
||
18,80,000
-80,000
2,90,000
1,10,000 30,000
|
||
22,30,000
|
||
2,40,000
|
= 24,00,000 – 18,80,000 – ( – 80,000)
= 6,00,000
(2) Net profit ratio
(3) Operating cost ratio
(4) Operating profit ratio
Statement of Profit and loss
Particulars
|
Amount ₹
|
I. Revenue
from operations
II. Other
Income
Income from investment
III. Total
revenue(I+II)
IV.
Expenses: Purchases of Stock-in-trade
Changes in inventories
Finance cost
Other
expenses (Administration and selling)
Total expenses
V. Profit
before tax(III-IV)
|
4,00,000
4,000
|
4,04,000
|
|
2,10,000
30,000
24,000
60,000
|
|
3,24,000
|
|
80,000
|
= 4,00,000 – 2,10,000 – 30,000
= 1,600,000
= 2,10,000 + 30,000
= 2,40,000
Operating expenses = Administrative expenses + Selling and expenses = 60,000
Operating cost = 2,40,000 + 60,000 = 3,00,000
= 1,60,000 – 60,000 = 1,00,000
Following is the extract of the balance sheet of Abdul Ltd., as on 31st March, 2018:
Particulars |
Amount ₹ |
I. EQUITY
AND LIABILITIES
1. Shareholders'
funds
(a)
Share capital
(b) Reserves and surplus
2. Non-current
liabilities
Long-term borrowings
3. Current
liabilities
(a) Trade payables
(b) Other current liabilities
(c) Short-term provisions
Total
|
2,00,000
50,000
1,50,000
1,30,000
5,000
20,000
|
5,55,000
|
= 2,00,000 + 50,000 + 1,50,000 = 4,00,000
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