Simplify the expression.
2³ times 2^5

a. 4^15
b. 4^8
c. 2^15
d. 2^8

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?