I really need help. It is very hard.

What is the volume of a rectangular prism that is 120 centimeters by 2 meters by 1.5 meters in cubic meters?

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.