Class 8 Maths 31.01.2024

There are two statements given below.

I. 4 is a natural number as well as rational number.

II. 0 is a rational number but it is not a natural number.

Choose the correct option.

• Only I

• Only II

• Both I and II

• None of these

The multiplicative identity for rational number is

• 1

• 0

• -1

• None of these

For three rational numbers a, b and c, which of the following is correct?

• a (b + c) = ab + ac

• a (b - c) = ab - ac

• Both

• None of these

• x=1

• x=-1

• x=2

• x=0

if two adjacent angles of a parallelogram are (5x-5)⁰ and (10x+35)⁰, then the ratio if these angles is

• 1 : 3

• 2 : 3

• 1 : 4

• 1 ; 2

Cards are marked with number 1 to 25 are placed in the box and mixed thoroughly. On card is drawn at random from the box. Answer the following question.

What is the probability of getting a number 5 ?

• 1

• 0

Cards are marked with number 1 to 25 are placed in the box and mixed thoroughly. On card is drawn at random from the box. Answer the following question.

What is the probability of getting a number divisible by 7?

The largest number of 5-digit which is a perfect square, is

• 99999

• 99764

• 99976

• 99856

The least number that must be added to 1500, so as to get a perfect square ?

• 11

• 21

• 20

• 10