if the sum of five number in gp is 155 and sum of last five terms is 39680 . first term is 5 andast term is 20480. find number of terms​

Which of these choices show a pair of equivalent expressions?

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

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