The lengths of the sides of the base of a right square pyramid and its slant height are doubled. What is the surface area of the larger pyramid divided by the surface area of the smaller pyramid?

A. 16

B. 8

C. 4

D. 2

A bus averages 60 mi/h traveling to its destination in the first half of its trip through an expressway and 72 mi/h in the second half traveling through a motorway.

Which one of the following pairs of numbers contains like fractions? A. 4⁄8 and 12⁄16 B. 6⁄7 and 60⁄70 C. 1⁄2 and 3⁄2 D. 5⁄4 and 4⁄5

Which expression is equivalent to 36-12x

What is the value of z in the equation 4 (2z + 3) = 12? a. - 13 b. 12 c. 0 d. 12

Sam decides to build a square garden. If the area of the garden is 9x2 - 24x + 16 square feet, what is the length of one side of the garden? (3x + 4) feet (3x - 4) feet (4x - 3) feet (4x + 3) feet

You have save $125 to put toward a new bike that cost $500. If you save $20 per week, how long will it take you to save enough to cover the cost? (Inequality)

Macy wants to find the sum of 61,043 and 23,948. Her answer is 37,095. Find and correct her mistake

Divide. -24/7 enter the answer as a mixed number, in simplified form, in the box

Biff's suspension bridge has 40-foot towers spaced 80 feet apart. The main cable reaches down to a height of 5 feet from the level road surface; seven vertical cables are spaced 10 feet from each tower and from one another.

X - 2 = 16 A. 14 B. 18 C. 21 D. 12