A motorboat takes

3

hours to travel

108km

going upstream. The return trip takes

2

hours going downstream. What is the rate of the boat in still water and what is the rate of the current?

Your introductory psychology class has 189 males and 261 females. if you randomly sample 40 of these classmates, what is the probability you will get at least 32 females? 0.0049 0.0025 0.0048 0.0024

If you were decreasing an amount by 3%, what would the single multiplier be?

Are the ratios 12:9 and 6:3 equivalent?

Set F1 = 5N at 0 degrees, F2 = 5N at 90 degrees, F3 = 5N at 270 degrees and run the simulation. Using trigonometry, what net force of F4 in the negative x-direction is necessary to produce an angle of 15 degrees between F2 and F3 and the y-axis?

1. Find the probability of this set of independent events. rolling a six on the first roll of a 1-6 number cube and rolling an odd number on the second roll of the same cube 2. Find the probability of this set of independent events.

Find the approximate side length of a square game board with an area of 164 in2

For what values of x is √x+3 defined?

What is the range? 8, 10, 60, 3, 5, 13, 12, 40, 8

Make a ratio using two ingredients

What solution is 33x-33=33x+25?