Worksheet Solutions: Pie Charts | Know Your Aptitude Class 6 To 8 - Class 8 PDF Download

Multiple Choice Questions (MCQs)

Q1: Directions: Study the following pie-chart carefully and answer the questions given below:
Cost Estimated by a Family in Renovation of their House.

(i) What is the cost estimated by the family on painting and flooring together?
(a) Rs. 36500
(b) Rs. 34800
(c) Rs. 36000
(d) Rs. 34500

Ans: (b)
Explanation: Cost estimated on painting and flooring together

(ii) What is the difference in the amount estimated by the family on interior decoration and that on architect’s fee?
(a) 10000
(b) 9500
(c) 7200
(d) None of these

Ans: (d)
Explanation: Required Difference

(iii) The family gets a discount on furniture and pays 12% less than the estimated cost on furniture. What is the amount spent on furniture?
(a) Rs.13200
(b) Rs. 14526
(c) Rs. 13526
(d) Rs. 13728

Ans: (d)
Explanation: Amount spent on furniture

Q2: Directions: Study the pie chart and answer the given questions.
The total expenditure of a company for a particular month is Rs. 60000. The various heads of expenditure I to IV are indicated in a pie chart given below. These heads are:

(i) What percentage of total expenditure is on electricity?
(a) 23%
(b) 25%
(c) 30%
(d) 20%

Ans: (d)
Explanation: Corresponding angle for expenditure on electricity = 72°
∵ 360° ≡ 100%
∴ Total expenditure on electricity

(ii) What percentage of total expenditure is on raw materials?
(a) 25%
(b) 30%
(c) 60%
(d) 23%

Ans: (a)
Explanation: Corresponding angle for raw materials = 90°
∵ 360° ≡ 100%
Percentage of raw material

(iii) Total expenditure on conveyance is?
(a) Rs. 12,000
(b) Rs. 15,000
(c) Rs. 20,000
(d) Rs. 10,000

Ans: (b)
Explanation: Corresponding angle for conveyance = 90°
∵ 360° ≡ Rs. 60000
∴ Total expenditure of conveyance

Q3: Directions: Based on the data given on the pie-chart. Solve the questions which follow:
Percentage Sales of different models of Computers in Kolkata in two different years. Given total sales in 1998 is 7890 and increase 16.5% in 1999.

(i) The percentage change in the sales of Toshiba in 1999 is approximately:
(a) 16%
(b) 61%
(c) 22%
(d) 68%

Ans: (c)
Explanation: Total sales in 1998 = 7890
Sales of Toshiba = 12%

Total sales in 1999
= 7890 + (16.5% of 7890)
= 9191
Sales of Toshiba
= 8% of 9191
= 735
Change in sales
= 947 - 735
= 212
% change

(ii) Which brand of computers among those shown, exhibited the second highest rate of growth in two years and had less sales in 1999 than 1998?
(a) HP
(b) Compaq
(c) Samsung
(d) All of These

Ans: (d)
Explanation: There is no percentage change in the given three company.
Thus, All of these is the correct answer.

(iii) What is the ratio between the Compaq sales in 1998 and those IBM in 1999?
(a) 0.94
(b) 1.06
(c) 1.13
(d) 0.89

Ans: (b)
Explanation: Sale of Compaq in 1998,
= 21%

Sales of IBM in 1999,
= 17%

Q4: Directions: Study the chart and answer the questions:

(i) The operating Profit in 1991-92 increased over in 1990-91 by
(a) 23%
(b) 22%
(c) 25%
(d) 24%

Ans: (a)
Explanation: Required % increase

(ii) The interest burden in 1991-92 was higher than that in 1990-91 by
(a) 50%
(b) Rs. 25 lakh
(c) 90%
(d) Rs. 41 lakh

Ans: (b)
Explanation: Interest in 1990-91
= 30% of 130
= 39 lakh
Interest in 1991-92
= 40% of 160
= 64 lakh
Hence, difference = Rs. 25 lakh

(iii) If on an average, 20% rate of interest was charged on borrowed funds, then the total borrowed funds used by this company is the given 2 yr amounted to
(a) Rs. 221 lakh
(b) Rs. 195 lakh
(c) Rs. 368 lakh
(d) Rs. 515 lakh

Ans: (d)
Explanation: Total interest
= (30% of 130) + (40% of 160)
= 39 + 64
= Rs. 103 lakh
Given that,
This interest is calculated on 20% of borrowed fund.
Hence, borrowed funds

Q5: Directions: Study the chart and answer the questions: The pie chart given here represents the domestic expenditure of a family in percent. Study the chart and answer the following questions if the total monthly income of the family is Rs. 33,650

(i) The house rent per month is:
(a) Rs. 6000
(b) Rs. 6152
(c) Rs. 6057
(d) Rs. 6048

Ans: (c)
Explanation: House rent per month
= 18% of Rs. 33650

(ii) The annual savings in the form of provident fund would be:
(a) Rs. 48456
(b) Rs. 48540
(c) Rs. 44856
(d) Rs. 45480

Ans: (a)
Explanation: Annual provident fund saving
= 12% of (Rs. 33650 × 12)

(iii) After providential fund deductions and payment of house rent, the total monthly income of the family remains:
(a) Rs. 23545
(b) Rs. 24435
(c) Rs. 23555
(d) Rs. 25355

Ans: (c)
Explanation: Remaining income
= (100 - 12 - 18)% of Rs. 33650