The ratio of staff to guests at a gala was 3 to 5. If there were a total of 576 people in the ballroom, how many guests were at the gala?

You deposit $4000 in an account earning 6% interest compounded continuously. How much money will you have in the account in 15 years?

Which expression is equivalent to |a|<.5

Finite math: At a party, 28 people in attendance shook hands with everyone else. How many handshakes were made?

A cell phone company tests 110 cell phones and finds that 4 of them have defects. Out of 550 cell phones, how many would you expect to have defects? A cell phone company tests 110 cell phones and finds that 4 of them have defects.

How do I solve this equation? 6 - 0.25f = f - 3

What is the value of x? 10 8

What number is 73% of 58?

How do you simplify the ratio $12:$16

Is a hectare roughly equal to 2 tennis courts or to 2 soccer fields

Solve the double inequality: -3>7x-8>-0.2