IMO- Mathematics Olympiad Class 7: Questions 209 - 215 of 1012

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Question number: 209

» Simple Equations

MCQ▾

Question

If 46(3Y+2)26=1 , then what is the value of Y ?

Choices

Choice (4) Response

a.

5

b.

15

c.

0

d.

4

Question number: 210

» Simple Equations

MCQ▾

Question

In a certain office, 14 of the workers are women, 12 of the women are married and 13 of the married women have children. If 46 of the men are married and 23 of the married men have children, what part of workers is without children?

Choices

Choice (4) Response

a.

58

b.

518

c.

718

d.

108

Question number: 211

» Simple Equations

MCQ▾

Question

If 47(5X+1)+37=1 , then what is the value of X ?

Choices

Choice (4) Response

a.

4

b.

15

c.

2

d.

0

Question number: 212

» Simple Equations

MCQ▾

Question

If 7+7Z34+1=74 , then what is the value of Z ?

Choices

Choice (4) Response

a.

0

b.

1114

c.

2214

d.

2318

Question number: 213

» Simple Equations

MCQ▾

Question

In two- digit number, unit’s digit is twice the ten’s digit. The number formed by interchanging the digits is 27 more than the original number. The original number is ________

Choices

Choice (4) Response

a.

36

b.

45

c.

72

d.

84

Question number: 214

» Simple Equations

MCQ▾

Question

The sum of 4 consecutive integers is 54. Then the greatest among them is ________.

Choices

Choice (4) Response

a.

14

b.

12

c.

13

d.

15

Question number: 215

» Simple Equations

MCQ▾

Question

The age of A and B are in ratio 5:3 after 4 years, their ages will be in the ratio 7: 5 the sum of present age is ________

Choices

Choice (4) Response

a.

24 years

b.

16 years

c.

14 years

d.

12 years

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