Question

Q.4 Fill in the blanks:

a) ______ is a factor of every number.

b) Composite numbers have more than two _________.

c) ________ is an even prime number.

d) _______ is the first multiple of 11.

Q.5 Find the HCF of 15 and 25.

Q.6 Find the LCM of 18 and 24.

Q.7 Apply the tests of divisibility and write TRUE or FALSE.

a) 3 is a factor of 33.

b) 9 is a factor of 15.

c) 10 is a factor of 405.

d) 4 is a factor of 699.

e) 5 is a factor of 7340.

f) 6 is a factor of 3042.​

Answer 1

Answer:

4a) 1

b) factors

c) 2

d) 11

5. 5

6. 72

7a) True

b) False

c) False

d) False

e) True

f) True