Linear Equations in One Variable (IMO- Mathematics Olympiad Class 8): Questions 14 - 20 of 61

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Question number: 14

» Linear Equations in One Variable

MCQ▾

Question

Solution of the equation 2(x1)3(4x+1)=2(x1)3(5x4)+6x is_.

Choices

Choice (4) Response

a.

5

b.

0

c.

-5

d.

1

Question number: 15

» Linear Equations in One Variable

MCQ▾

Question

A number 100 is divided into two parts in the ratio 3: 2. The product of the number is_.

Choices

Choice (4) Response

a.

2400

b.

2700

c.

1500

d.

2600

Question number: 16

» Linear Equations in One Variable

MCQ▾

Question

A motor boat covers a certain distance downstream in a river in 1 hours. It covers the same distance upstream in 1 and half hours. The speed of the water is 2 km/hr. The speed of the boat in still water is_.

Choices

Choice (4) Response

a.

10 km/hr

b.

12 km/hr

c.

11 km/hr

d.

5 km/hr

Question number: 17

» Linear Equations in One Variable

MCQ▾

Question

The perimeter of a rectangle is numerically equal to the area of rectangle. If width of rectangle is 532 cm, then its length is_.

Choices

Choice (4) Response

a.

2611cm

b.

59cm

c.

263cm

d.

269cm

Question number: 18

» Linear Equations in One Variable

MCQ▾

Question

Milan has Rs. 66 in the form of of fifty paise and twenty five paise coins in the ratio of 8: 6, the number of coins of each kind are_.

Choices

Choice (4) Response

a.

88, 72

b.

96, 73

c.

90, 50

d.

96, 72

Question number: 19

» Linear Equations in One Variable

MCQ▾

Question

Archana’s age after 15 years wii be 5 times his age 5 years back. What is the present age of archna?

Choices

Choice (4) Response

a.

5 years

b.

20 years

c.

12 years

d.

10 years

Question number: 20

» Linear Equations in One Variable

MCQ▾

Question

The sum of two numbers is 12 and difference of their squares is 12. The difference of the numbers is

Choices

Choice (4) Response

a.

3

b.

0

c.

1

d.

2

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