Given the two terms a7= 17 and a 14 =45 , find the common difference. A) 1.5
B)2.5
C)4
D)5.5

Anne is twice as old as bill, and bill is 3 years older than christie. the sum of anne s and christie s ages equal 72. find their age difference.?

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct