Use prime factorization to find the GCF of 84 and 63

Find the measure of an angle if it's supplement measures 10 degrees more than three times it's complement.

Which of the following numbers is between 0.62 and 1.05? 1.01 0.065 1.1 0.6

If there is a crossword that has three squares that need to be filled, how many possible three letter arrangements are there (assuming they do not have to make a real word) ? A. 26! B. 26!/3! C. 23! D. 26!/23

Find the geometric mean of 4 and 18. Leave your answer in simplified radical form.

Work out the area of this circle. Take a to be 3.142 and write down all the digits given by your calculator. 13 cm

Fifteen decreased by the quotient of a number and 3 is 20

one pump can drain a pool in 12 minutes. when a second pump is also used, the pool only takes 5 minutes to drain. how long would it take the second pump to drain the pool if it were the only pump in use?

Gustavo is in a contest where he will win one of four possible

Express 3950000000 in scientific notation.

Higher consumer prices are likely to be accompanied by: A. lower union wages. B. lower interest rates. C. lower production costs. D. higher interest rates.