Linear Equations in One Variable (IMO- Mathematics Olympiad Class 8): Questions 27 - 32 of 61

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Question number: 27

» Linear Equations in One Variable

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 28

» Linear Equations in One Variable

MCQ▾

Question

Equation Of a number added to Equation of a same number make Equation . The number is_.

Choices

Choice (4) Response

a.

1

b.

5

c.

2

d.

7

Question number: 29

» 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: 30

» Linear Equations in One Variable

MCQ▾

Question

Equation Of a number subtracted from Equation of a same number make Equation . The number is_.

Choices

Choice (4) Response

a.

5

b.

Equation

c.

1

d.

Equation

Question number: 31

» 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 Equation the original number is_.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 32

» Linear Equations in One Variable

MCQ▾

Question

If Equation 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

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