A regression the of height X in inches on hourly earnings Y

A regression the of height (X in inches) on hourly earnings (Y, in dollars), yields the following results: n=23 SSE=300 SST=1000 r=.548 Sx=3 EYi=460 EXi=1035 b1=1.0 and the s.d. of b1=.7558

What is the predicted hourly earnings from someone who is 67 inches tall?

a. 40 b. 42 c. 44 d. 46 e. 48