Question

(I HONESTLY NEED THIS ANSWERED FAST PLEASE HELP ME!!!!!!!!PLEASE!!!!!!!!!!!!!)

Solve the proportion using cross products. Round to the nearest hundredth if necessary. 12 miles/27 hours = 4 miles/ h hours
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A. 28
B. 12
C. 9
D. 18

Answer 1

12 / 27 = 4/h Cross multiply
12h = 27 * 4 Notice top and bottom is equated to top and bottom of the two you have not yet used.
12h = 108 Divide by 12
h = 108 / 12
h = 9
C <<<<<-===== answer.