Question

Chapter 3: Playing with Numbers
1.
Find the HCF using common features :
12, 27
12, 18
Find the multiples of 5 between 32 and 62.
Write the first five multiples of 25 and 13.
(a) Write the following as the sum of three odd prime nu
49
75
(II)
thanna nair of prime 9​

Answer 1

Answer:

1. 12 is the HCF
2. the multiples of 5 between 32 and 62 are 35, 40,45,50,55,60
3. first five multiples of 25: 50,75,100,125,150

first five multiples of 13: 26,39,52,65,78