IMO- Mathematics Olympiad Class 8: Questions 90 - 95 of 1029

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Question number: 90

» Linear Equations in One Variable

MCQ▾

Question

The two consecutive multiplies of 2 whose sum is 30 are_.

Choices

Choice (4) Response

a.

12, 14

b.

9, 11

c.

11, 13

d.

14, 16

Question number: 91

» Linear Equations in One Variable

MCQ▾

Question

25 Of a number subtracted from 52 of a same number make 72 . The number is_.

Choices

Choice (4) Response

a.

5

b.

35

c.

1

d.

53

Question number: 92

» Linear Equations in One Variable

MCQ▾

Question

The denominator of a rational number is greater than its numerator by 4. If 5 is added to the numerator and 2 is subtracted from its denominator, the new number becomes 7. the original number is_.

Choices

Choice (4) Response

a.

1523

b.

35

c.

53

d.

53

Question number: 93

» Linear Equations in One Variable

MCQ▾

Question

If (13)rd of a number is 10 less than the original number, then the number is_.

Choices

Choice (4) Response

a.

15

b.

25

c.

60

d.

30

Question number: 94

» Linear Equations in One Variable

MCQ▾

Question

Shyam has Rs. 20 in the form of fifty paise and twenty five paise coins. He has thrice as many twenty five paise coins as he has fifty paise coins. The number of coins of each kind are_.

Choices

Choice (4) Response

a.

20 and 50

b.

10 and 30

c.

16 and 32

d.

30 and 60

Question number: 95

» Linear Equations in One Variable

MCQ▾

Question

The denominator of a rational number is greater than its numerator by 5. If 2 is subtracted from the numerator and 3 is added to its denominator, the new number becomes 15 . The original number is_.

Choices

Choice (4) Response

a.

913

b.

1523

c.

139

d.

1514

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