Alexandra has $2.10 worth of nickels and dimes. She has a total of 27 nickels and dimes altogether. Determine the number of nickels and the number of dimes that Alexandra has

One serving of Harold's favorite cereal contains 1 2/5 ounces. How many servings are in a 17 1/2 ounce box?

Martha takes 4 minutes to make 9 cookies. How many can she make in 36 minutes?

Thirty two times a number minus four is hundred sixty eight.

Is this a true statement X^2=1 if and only if x=1 or x=-1

Can you graph 10x+6y=100

What does sin on a calculator stand for

Macie purchases 4 boxes of assorted snacks. each box contains 10 packages of mixed nuts, 9 packages of fruit snacks and 3 packages of gummy bears. how many packages of snacks does she have in all?

Find the measure of an angle whose supplement is eleven times its complement. Hint: supplement and complement of an angkes are (180-0) ° and (90-0) °

A boat travels 105 km downstream in 5 hours. The return trip upstream takes 7 hours. Find the speed of the boat in still water and the speed of the current.

Would is the answer to - 27/9=R/3