A geologist digs 5 feet down into the ground before taking a break. This process is repeated 3 times to create a hole that has a total depth of 15 feet. Which equation represents the hole's depth in relation to ground level?

A. -5 • 3 = -15
B. -3 • -5 = -15
C. -3 • 5 = 15
D. 5 • 3 = 15

•= multiplication

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.