38. IQs revisited. Based on the Normal model N(100, 16) describing IQ scores, what percent of people's IQs would
you expect to be
a) over 80?
b) under 90?
c) between 112 and 132?

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?

Fast! find the length of cu. the triangles are similar. show your work.

Point s lies between points r and t on . if rt is 10 centimeters long, what is st? 2 centimeters 4 centimeters 6 centimeters 8 centimeters