Given the sum of six numbers is 90 and its variance is 15. Calculate the sum of square of the six numbers.
A 160
B 240
C 1440
D 2400

What is the compound interest in a three-year, $100,000 loan at a 10 percent annual interest rate a) 10.00 b) 21.00 c) 33.10 d) 46.41

What is 32+4 x (16 x 1/2) -2 show your work}

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?