EduSahara™ Worksheet

Question 1

1.

Out of 62 articles, 6 were damaged. What is the percentage of good articles?

(i)

89.32%
(ii)

92.32%
(iii)

90.32%
(iv)

88.32%
(v)

91.32%

Question 2

2.

Out of 216 articles, 95 were damaged. What is the percentage of good articles?

(i)

54.02%
(ii)

57.02%
(iii)

55.02%
(iv)

58.02%
(v)

56.02%

Question 3

3.

1.00% of a number is 4.50. What is 10.00% of the number?

(i)

43
(ii)

47
(iii)

45
(iv)

44
(v)

46

Question 4

4.

49.00% of a number is 735.00. What is 29.00% of the number?

(i)

436
(ii)

435
(iii)

433
(iv)

437
(v)

434

Question 5

5.

In a school of 900 students, 135 students are boys. The number of boys who failed the final exam is 105. The number of girls who failed is 315. The percentage of boys who passed the exam =

(i)

24.22%
(ii)

22.22%
(iii)

21.22%
(iv)

23.22%
(v)

20.22%

Question 6

6.

In a school of 700 students, 385 students are boys. The number of boys who failed the final exam is 285. The number of girls who failed is 215. The percentage of girls who passed the exam =

(i)

29.75%
(ii)

30.75%
(iii)

33.75%
(iv)

31.75%
(v)

32.75%

Question 7

7.

In a school of 200 students, 50 students are boys. The number of boys who failed the final exam is 40. The number of girls who failed is 100. The percentage of boys who failed the exam =

(i)

79.00%
(ii)

80.00%
(iii)

78.00%
(iv)

82.00%
(v)

81.00%

Question 8

8.

In a school of 800 students, 200 students are boys. The number of boys who failed the final exam is 140. The number of girls who failed is 470. The percentage of girls who failed the exam =

(i)

76.33%
(ii)

77.33%
(iii)

80.33%
(iv)

79.33%
(v)

78.33%

Question 9

9.

The cost of an article is ₹20.00. If it is increased by 6.00%, what is the new cost of the article?

(i)

₹21.20
(ii)

₹22.20
(iii)

₹23.20
(iv)

₹19.20
(v)

₹20.20

Question 10

10.

The cost of an article is ₹460.00. If it is increased by 38.00%, what is the new cost of the article?

(i)

₹636.80
(ii)

₹635.80
(iii)

₹634.80
(iv)

₹633.80
(v)

₹632.80

Question 11

11.

The cost of an article is ₹40.00. If it is decreased by 7.00%, what is the new cost of the article?

(i)

₹36.20
(ii)

₹35.20
(iii)

₹39.20
(iv)

₹38.20
(v)

₹37.20

Question 12

12.

The cost of an article is ₹470.00. If it is decreased by 37.00%, what is the new cost of the article?

(i)

₹296.10
(ii)

₹295.10
(iii)

₹294.10
(iv)

₹298.10
(v)

₹297.10

Question 13

13.

The population of a city is 20000. If the rate of increase in population is 4.00% per annum, what is the population after 1 year(s)?

(i)

20820
(ii)

20790
(iii)

20810
(iv)

20780
(v)

20800

Question 14

14.

The population of a city is 60000. If the rate of decrease in population is 3.00% per annum, what is the popoulation after 4 year(s)?

(i)

53108
(ii)

53138
(iii)

53128
(iv)

53098
(v)

53118

Question 15

15.

If 7.00% and 9.00% are two successive changes, then the overall change is

(i)

18.63%
(ii)

14.63%
(iii)

17.63%
(iv)

16.63%
(v)

15.63%

Question 16

16.

The present value of a machine is ₹2000.00. Suppose it depreciates at the rate of 6.00% per annum, what is the value of the machine after 2 year(s)?

(i)

₹1768.20
(ii)

₹1765.20
(iii)

₹1769.20
(iv)

₹1766.20
(v)

₹1767.20

Question 17

17.

The present value of a machine is ₹10000.00. Suppose it depreciates at the rate of 8.00% per annum, what was the value of the machine 4 year(s) ago?

(i)

₹13957.82
(ii)

₹13959.82
(iii)

₹13958.82
(iv)

₹13960.82
(v)

₹13956.82

Question 18

18.

If the price of a commodity increases by 2.00%, the reduction in consumption so as not to increase the expenditure is

(i)

3.96%
(ii)

1.96%
(iii)

9.96%
(iv)

2.96%
(v)

0.96%

Question 19

19.

If the price of a commodity decreases by 9.00%, the increase in consumption so as to match the expenditure is

(i)

11.89%
(ii)

10.89%
(iii)

7.89%
(iv)

8.89%
(v)

9.89%

Question 20

20.

If 'a' exceeds 'b' by
10.00%
,
then 'b' is short of 'a' by

(i)

9.09%
(ii)

8.09%
(iii)

10.09%
(iv)

11.09%
(v)

7.09%

Question 21

21.

If 'a' is short of 'b' by
9.00%
,
then 'b' exceeds 'a' by

(i)

10.89%
(ii)

11.89%
(iii)

7.89%
(iv)

9.89%
(v)

8.89%

Question 22

22.

If the radius of a circle is increased by 5.00%, its area will increase by

(i)

9.25%
(ii)

8.25%
(iii)

11.25%
(iv)

10.25%
(v)

12.25%

Assignment Key