Unit Test — Unit test Answers

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A special blend of coffee beans is going to be sold in cylindrical canisters whose dimensions always have a height that is two more inches than the radius. The table shows various volumes, V(r), for the given radii, r.

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A
V(r) = 2πr2
B
V(r) = πr2 + 2r
C
V(r) = πr3 + 2πr2
D
V(r) = πr3 + 2
23
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Georgianna wants to use the linear model associated with the data in the table to make a prediction.

Question illustration
A
0 to 5 minutes
B
0 to 18 minutes
C
0 to 30 minutes
D
18 to 30 minutes
24

The team mascot shoots a rolled T-shirt from a special T-shirt cannon to a section of people in the stands at a basketball game. The T-shirt starts at a height of 8 feet when it leaves the cannon and 1 second later reaches a maximum height of 24 feet before coming back down to a lucky winner.

A
f(t) = –16(t – 1)2 + 24
B
f(t) = –16(t + 1)2 + 24
C
f(t) = –16(t – 1)2 – 24
D
f(t) = –16(t + 1)2 – 24
25

The graph shows the distance, in feet, required for a car to come to a full stop if the brake is fully applied and the car was initially traveling x miles per hour.

Question illustration
A
y =
Option A
B
y =
Option B
C
y =
Option C
D
y =
Option D

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