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After surveying students in her homeroom, Katie decided to use a number cube to predict the probability that a randomly chosen student in her school planned to stay after school today for extracurricular activities. In Katie’s simulation, a roll of 1 represents staying after school, while rolls of 2, 3, 4, 5, or 6 represent leaving school at the end of classes.

Lucas built a composite solid by joining 12 identical blocks, with dimensions 4 inches by 5 inches by 7 inches, into three rows of four as shown.


12 blocks are in 3 rows of 4. Each block is 4 inches by 5 inches by 7 inches.


What is the total surface area of the composite solid?
521 square inches
1,042 square inches
1,072 square inches
1,992 square inches

User Amichaud
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2 Answers

3 votes

Answer:

A

Explanation:

User Samus
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3.3k points
3 votes

Answer:

The answer is A, 1/729

Explanation:

User Nic Wortel
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