Question

The least number that is divisible by all the numbers from 1 to 10 (both inclusive) is
(A) 10 (B) 100 (C) 504 (D) 2520

Answer 1

@dan815

Answer 2

2,9 ,3,5 ar prime in here so

Answer 3

then ?

Answer 4

no sry thats wrong lemme think xD

Answer 5

it is 2520

Answer 6

The required number is LCM of 1,2,3,4,5,6,7,8,9,10

LCM= 2*2*2*5*3*3*7 =2520

Answer 7

ok then ?

Answer 8

as 2+5+2+0 = 9
so 3 goes in it and 5 goes it in it

Answer 9

Thanks

Answer 10

now u need to see if 7 also goes in it and ur proof is complete

Answer 11

forgot the rule for 7 divisibility

Answer 12

@Claira16 hey how did u get that LCM formula

Answer 13

did u look at numbers 8 5 9 and 7 10
2*2*2*5*3*3*7

Answer 14

ok i see cool