1. Find the GCD and the LCM for each of the following groups of numbers using
the intersection-of-sets method.
a. 12 and 18
b. 20 and 36
c. 8, 88, and 64
d. 11 and 9
a. GCD(12,18) =
LCM(12,18) =
b. GCD(20,36) =
LCM(20,36) =
c. GCD(8,88,64) =
LCM(8,88,64) =
d. GCD(11,9)=
LCM(11,9) =