MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 24

HARD

10th CBSE

IMPORTANT

Earn 100

If sum of $LCM$ and $HCF$ of two numbers is $1260$ and their $LCM$ is $900$ more than their $HCF$ , then the product of two numbers is

77.78% studentsanswered this correctly

Important Questions on Real Numbers

MEDIUM

10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 25

The remainder when the square of any prime number greater than

3

is divided by

6

, is

EASY

10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 26

For some integer

m

, every even integer is of the form

EASY

10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 27

For some integer

q

, every odd integer is of the form

MEDIUM

10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 28

n^{2} - 1

is divisible by

8

, if

n

is

HARD

10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 29

The decimal expansion of the rational number

\frac{33}{2^{2} \times 5}

will terminate after

MEDIUM

10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 30

If two positive integers $a$ and $b$ are written as $a = x^{3} y^{2}$ and $b = x y^{3}, x, y$ are prime numbers, then, $HCF (a, b)$ is

MEDIUM

10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 31

The least number that is divisible by all the numbers from

1

to

10

(both inclusive) is

HARD

10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 1 - Real Numbers>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 32

The largest number which divides

70

and

125

, leaving remainders

5

and

8

, respectively, is