Question

The product of 5*6*7*8*9*10*11*12 is divisible by
[a] 2^11
[b] 2^10
[c] 2^9
[d] 2^8
[e] 2^7

Answer 1

[e] 2^7

Answer 2

6 has one factor 2
8 has 3
10 has 1
12 has 2
so the number has \(2^7\) sa a factor

Answer 3

as