It took 4 hours to row a boat 10 miles against the current. The return trip with the same current took 3 hours. Find the speed of the current.

Marathon is to race as hibernation is to

The length of a rectangle is two feet less than three times the width. Find the area of the rectangle in terms of a polynomial

Divide 30 in the ration of 1:2

You go to a school dance. There is an entrance fee, and there are slices of pizza for sale. After having 1 slice of pizza, you have spent a total of $6. After having 2 more slices of pizza, you have spent a total of $10.

If 1 inch = 100 miles, how many inches is 50 miles? A. 0.5 in B. 1 in C. 100 in

There are 4 chocolate chip cookies and 12 oatmeal cookies in a jar. If you reach in and randomly choose 2 cookies without replacing the first, what is the probability that both will be chocolate chip? 1/9 3/64 1/11 1/20

1. x2+3x+2x2-2x-3⋅x-3x+1 2. x2-8x-9x2-2x-63⋅x2+13x+42x2-2x-3 3.5 (x+5) x2+2x-15⋅6 (x-3) x2+5x+4

Jessica is printing invitations to a graduation party. She needs to print 250 invitations one per sheet of paper. She was only able to purchase 5 packages of 25 sheets of paper at the store.

Find the value of tα/2 when n = 18 for the 99% confidence interval for the mean.

What is 56/20 as a mixed number in simplest form