Comparing Quantities (IMO- Mathematics Olympiad Class 8): Questions 53 - 57 of 74

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Question number: 53

» Comparing Quantities

MCQ▾

Question

The difference between compound interest and simple interest on a sum of 2 years at 20 % per annum, when the interest is compounded annually is Rs. 16. If the interest were compounded half yearly, the difference in two interests would be

Choices

Choice (4) Response
a.

24.30

b.

25.00

c.

25.64

d.

25.50

Question number: 54

» Comparing Quantities

MCQ▾

Question

The selling price of goods which cost Rs. 20 and were sold at a gain of 10 % is________.

Choices

Choice (4) Response
a.

20 Rs.

b.

22 Rs.

c.

25 Rs.

d.

24 Rs.

Question number: 55

» Comparing Quantities

MCQ▾

Question

There is 20 % increase in an amount in 2 years at simple interest. What will be the compound interest of Rs. 5, 000 after 2 years at the same rate?

Choices

Choice (4) Response
a.

2100 Rs.

b.

1050 Rs.

c.

1000 Rs.

d.

2000 Rs.

Question number: 56

» Comparing Quantities

MCQ▾

Question

Simple interest on a certain amount is 1625 of the principal. If the numbers representing the rate of interest in percent and time in years be equal, then time, for which the principal is lent out, is________

Choices

Choice (4) Response
a.

5 years

b.

6 years

c.

9 years

d.

8 years

Question number: 57

» Comparing Quantities

MCQ▾

Question

Simple interest on a certain amount is 818 of the principal. If the numbers representing the rate of interest in percent and time in years be equal, then time, for which the principal is lent out, is________

Choices

Choice (4) Response
a.

6 years

b.

5.5 years

c.

9 years

d.

6.66 years

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