If it takes 45 minutes to load 4 1/2 trucks how many minutes will it take to load 7 1/2 trucks

How do you convert 1.27 to a percentage

What is the slope of the line shown below?

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.