Page 63 - Maths Class 05

Carry On

Write ‘Yes’ or ‘No’ in the blanks, whether the numbers written on the left are divisible by
the numbers written at the top.

Divisible by
Numbers
2 3 4 5 6 7 8 9 10 11
a. 3850
b. 8346

c. 915
d. 3008

e. 1234
f. 750
g. 4180

1. Tick ( ) the correct option.3

a. The smallest number which is exactly divisible by 9, 12, 18, 24 is :
i. 72 ii. 144 iii. 216 iv. 288

b. The prime factorization of 70 is :

i. 14 × 5 ii. 10 × 7 iii. 2 × 5 × 7 iv. 35 × 2

c. The greatest number which divides 48 and 56 exactly is :

i. 14 ii. 6 iii. 8 iv. 16

2. Find all the common factors of each group of numbers. Then, find their HCF.

a. 9 and 12. : i. Factors of 9 : ____________________

ii. Factors of 12 : ____________________

iii. Common factors : ____________________

iv. HCF : ____________________

b. 24 and 40 : i. ____________________________________

ii. ____________________________________

iii. ____________________________________
iv. ____________________________________

Mathematics-5 63