Everyday Mathematics (IMO- Mathematics Olympiad Class 10): Questions 47 - 52 of 67

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Question number: 47

» Everyday Mathematics

MCQ▾

Question

If compound interest on a certain sum for 2 years 5% is Rs. 451 the simple interest will be ________

Choices

Choice (4) Response
a.

325

b.

352

c.

440

d.

625

Question number: 48

» Everyday Mathematics

MCQ▾

Question

A man whose bowling average is 14.4 takes 3 wickets for 28 runs and thereby decreases his average by 1.2. The number of wickets, taken by him, before his last match, is ________

Choices

Choice (4) Response
a.

65

b.

55

c.

35

d.

45

Question number: 49

» Everyday Mathematics

MCQ▾

Question

Assume that a mango and its seed, both are spherical. The radius of the seed is 25 of the thickness of the pulp. The seed lies exactly at the center of the fruit. What percent of the total volume of the mango is its pulp?

Choices

Choice (4) Response
a.

93%

b.

97.66%

c.

90%

d.

92%

Question number: 50

» Everyday Mathematics

MCQ▾

Question

A fair price shopkeeper takes 10% profit on his goods. He loss 20% goods during theft. His lost percent is ________

Choices

Choice (4) Response
a.

12

b.

15

c.

11

d.

18

Question number: 51

» Everyday Mathematics

MCQ▾

Question

A card is drawn from a pack of 52 cards. The cards is drawn at random. What is the probability that it is neither spade nor a jack?

Choices

Choice (4) Response
a.

813

b.

413

c.

613

d.

913

Question number: 52

» Everyday Mathematics

MCQ▾

Question

A boy was asked to multiply a given number by (518) . Instead, he divided the given number by (518) and got the result 299 more than what he should have got if he had multiplied the number by (518) . The given number was ________.

Choices

Choice (4) Response
a.

60

b.

90

c.

80

d.

70

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