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15 questions
The carpet in a school library needs to be replaced. The dimensions of the library floor are shown. What is the total area of the new carpent in the school library?
1,620 in2
243 in2
144 in2
288 in2
Evaluate the expression 8d2 - 2 for d = 3. Enter your solution in the box.
You can use the formula A = 2w2 + 4wb to find the surface area of a square prism when w is 11 centimeters and b is 14 centimeters. What is the surface area of the square prism?
1,008 cm2
858 cm2
1,170 cm2
56,250 cm2
Donald has 60 starfish. He donates half of the them to an aquarium. Then he collects 4 starfish each time he goes snorkeling. Chose the expression that represents the number of starfish Donald has after he snorkels s times.
21(60) + 4s
60+4s
60−21×4s
60s+4−21
The parallelogram shown on the grid represents Wendy's garden. What is the area of Wendy's garden in square feet? (Only type the number in the answer space.)
Mia cuts out the net shown and folds it to make a three-dimensional shape. Which three-dimensional shape does Mia make?
rectangular prism
triangular pyramid
square pyramid
triangular prism
Alyssa is covering this rectangular box with duct tape. What is the total surface area of the box she is covering? Type the solution in the answer space. (Use only the number in your answer.)
Mollie has a sack of b bubblegum. She adds 20 pieces of bubblegum to the sack. Then she shares all the bubblegum equally among 4 friends. Chose the expression that represents the number of pieces of bubblegum each friend receives.
20b+4
41(b+20)
b+20×4
4÷b+20
When d = 5, d4 + 120 =
What is the least common multiple of 14 and 28?
Find the area of the triangle. (Only enter the number for your answer.)
Find the greatest common factor of 12, 16, and 32.
What is the value of the expression when w = 4?
(w + 2)2
What is the value of the expression when w = 4?
7(w2 - 9)
What is the value of the expression when a = 3 and b = 10
2(a3 + 4b)
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