Bunuel wrote:
If n divided by 7 has a remainder of 2, what is the remainder when 3 times n is divided by 7?
A.1
B.2
C.3
D.5
E.6
let n=2
if 2/7 gives a remainder of 2,
then (2*3)/7 gives a remainder of 6
E
If n divided by 7 has a remainder of 2, what is the remainder when 3 times n is divided by 7?
A.1
B.2
C.3
D.5
E.6
let n=2
if 2/7 gives a remainder of 2,
then (2*3)/7 gives a remainder of 6
E
