Solve for the unknown in the following. Write your answer on a sheet of paper. 1. 15% of 60 is ___
2. 18% of ___ is 576
3. 3 is ___% of 6
4. What is 40% of 400?
5. ___% of 20 is 5

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle