The speed of a river current is 3 mph. If a boat travels 30 miles downstream in the same time that it takes to travel 20 miles upstream, find the speed of the boat in Stillwater

Write the expression in simplest form (-11/2x+3) - 2 (-11/4x-5/2)

The circumference of a circle is 35 pi. What is the diameter?

At a school party there are 40 cookies. The ratio of chocolate cookies to oatmeal cookies is shown in the tape diagram. Chocolate: 5 Oatmeal: 3 How many oatmeal cookies were at the party?

Harper brought $45 to the bowling alley. She spent $25 on bowling and plans to spend the rest of the money playing arcade games. Each arcade game cost $0.25.

Parallelogram ABCD has vertex coordinates A (-4,4) B (-1,4) C (-2,2) and D (-5,2). It is reflected across the y-axis. what is the coordinates of B

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

At smith lake boat rentals it costs $25 per hour to rent a boat plus one time charge for cleaning. The bengal family rented a boat from 11 am - 6:30pm and paid $226.50. If the jones family rented a boat from 8am-1pm how much did they pay

2m-5=17 I need an step by step explanation

A triangular prism and a rectangular have the same lenghts, heights, and widths. Which prism has the greater volume?

If you buy 5 apples for $4.50, what is the unit price?