Hovkial wrote:
How many numbers between 200 and 800 are divisible by both 5 and 7?
(A) 16
(B) 17
(C) 19
(D) 34
(E) 35
Posted from my mobile device
Asked: How many numbers between 200 and 800 are divisible by both 5 and 7?
Numbers between 200 and 800 divisible by 35
= 210 + 245 + ....+ 770
n= (770-210)/35 + 1 =17
IMO B
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