Mathematics Quiz

A mural will be painted on the side of a building. The dimensions of the mural are shown. What is the total area of the mural?

• 104 yd²

• 528 yd²

• 648 yd²

• 768 yd²

Evaluate the expression $9m^2 - 3n^3 + p + 8$ for m = 5, n = 3, and p = 9. Record your answer on the grid. Then fill in the bubbles.

• 208

• 79

• 130

• 224

You can use the formula $A = 2s^2 + 4sh$ to find the surface area of a square prism that has a base with edge length s and height h. A square prism has a base with edges that are 14 inches long and a height of 18 inches. What is the surface area of the square prism?

• 1232 square inches

• 1924 square inches

• 1680 square inches

• 1400 square inches

Elvin has 90 comic books. He donates a third of the comic books to a library. Then he buys 4 comic books at each of several bookstores. Write an expression to represent the number of comic books Elvin has after he buys comic books at S bookstores.

• (90 ÷ 30) + 4b

• 90 - 30 - 4b

• (90 ÷ 30) + 4b

• 90 ÷ 30 + 4b

The parallelogram shown on the grid represents a pen for Reyna’s pets. The side of each grid square represents 1 yd. Reyna wants to redesign the pen so that it is a rectangle with the same area as her current pen. How can Reyna redesign her pen?

• By keeping the height the same and changing the base to match the area

• By cutting off half the parallelogram

• By cutting half of the parallelogram and moving it to the opposite side.

• By doubling the base and halving the height.

Edgar cuts out the net shown and folds it to make a three-dimensional shape. Which three-dimensional shape does Edgar make?

• rectangular prism

• triangular prism

• triangular pyramid

• square pyramid

Khalil has a box with the dimensions shown. He plans to cover the box with glitter. What is the total surface area to be covered with glitter?

• 71.5 square units

• 342 square units

• 133.5 square units

• 267 square units

Belkys has a bunch of c balloons. She adds 15 balloons to the bunch. Then she shares all the balloons equally among her 4 grandchildren. What is the expression that represents the number of balloons each grandchild receives?

• c + 4 ÷ 15

• (c - 15) ÷ 4

• (c + 15) ÷ 4

What is the value of the expression $3^n + 169$ when n = 5? Record your answer on the grid.

• 250

• 320

• 184

• 294

What is the least common multiple of 21 and 28?

• 7

• 294

• 588

• 84