IMO- Mathematics Olympiad Class 8: Questions 72 - 78 of 1029

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Question number: 72

» Linear Equations in One Variable

MCQ▾

Question

The sum of two numbers is 13 and difference of their squares is 13. The difference of the numbers is?

Choices

Choice (4) Response

a.

1

b.

2

c.

0

d.

3

Question number: 73

» Linear Equations in One Variable

MCQ▾

Question

The value of Equation for which Equation is_.

Choices

Choice (4) Response

a.

Equation

b.

18

c.

Equation

d.

35

Question number: 74

» Linear Equations in One Variable

MCQ▾

Question

A number 121 is divided into two parts in the ratio 6: 5. The product of the number is_.

Choices

Choice (4) Response

a.

3211

b.

1550

c.

3750

d.

3630

Question number: 75

» Linear Equations in One Variable

MCQ▾

Question

Solution of the equation Equation is_.

Choices

Choice (4) Response

a.

5

b.

0

c.

-5

d.

1

Question number: 76

» 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: 77

» 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: 78

» 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 Equation cm, then its length is_.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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