Solve the problem.The arch beneath a bridge is semi-elliptical, a one-way roadway passes under the arch. The width of the roadway is 36 feet and the height of the arch over the center of the roadway is 11 feet. Two trucks plan to use this road. They are both 8 feet wide. Truck 1 has an overall height of
and Truck 2 has an overall height of
. Draw a rough sketch of the situation and determine which of the trucks can pass under the bridge.
A. Neither Truck 1 nor Truck 2 can pass under the bridge.
B. Both Truck 1 and Truck 2 can pass under the bridge.
C. Truck 2 can pass under the bridge, but Truck 1 cannot.
D. Truck 1 can pass under the bridge, but Truck 2 cannot.
Answer: C
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Solve the problem.The price that Tia paid for her textbook, $93, is less than what Kalli paid by $14. How much did Kalli pay for her textbook?
A. $107 B. $79 C. $6.64 D. $1302
Solve.The function A = A0e-0.0077x models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 900 pounds of the material are initially put into the vault, how many pounds will be left after 80 years?
A. 506 lb B. 486 lb C. 413 lb D. 400 lb
Provide an appropriate response.When using sum-of-the-years-digits method, the first year's depreciation should be the:
A. smallest B. same as any other year C. largest D. cost times a fraction
Write the percent as a fraction or mixed number in simplest form.5%
A. 512
B. 51
C.
D. 2