Question

4. The HCF of two number is 15 and their product is 1650. Find their LCM.
Find the least 5-digit number which is exactly divisible by 20, 25, 30.
3. On dividing 5035 by 31, the
1.
divides 630 and Ale​

Answer 1

Step-by-step explanation:

1) let first number=a

and second number=b

then

a∗b=HCF∗LCM

1650=15∗LCM

LCM=110

2) LCM of 20,25,30

=300

10200 is divisible by300

and it is the smallest 5 digit number divisible by 20,25,30