Question

22. The least number such that when it is
divided by 15, 25,35 it leaves remainder
3, 13, 23 respectively is​

Answer 1

Lcm of 15,25,35 & 45 can be achieved as under :

15=5×3

25=5×5

35=5×7

45=5×3×3

LCM will be 5×5×3×3×7=1575. It is also noticed that the difference of divisor and the remainder of respective numbers is 8. Thus the desired number will be,

1575-8=1567

thank you