Which monomial is a perfect cube?

49p9q3r24
81p12q15r12
121p9q3r6
343p6q21r6

What is the value of x? enter your answer in the box. photo attached.

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125