Solve the problem.A car travels 400 miles on level terrain in the same amount of time it travels 160 miles on mountainous terrain. If the rate of the car is 30 miles per hour less in the mountains than on level ground, find its rate in the mountains.

A. 80 mph
B. 20 mph
C. 50 mph
D. 40 mph

Answer: B

Mathematics

Write any percent as a decimal and any decimal as a percent.The telethon raised 194% of its anticipated goal.

A. 0.194 B. 194 C. 19.4 D. 1.94

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Mathematics

Write the first four terms of the sequence.an =

A. a₁ = -3, a₂ = , a₃ = 1, a₄ =
B. a₁ = 3, a₂ = , a₃ = 1, a₄ =
C. a₁ = -3, a₂ = - , a₃ = 1, a₄ =
D. a₁ = 3, a₂ = - , a₃ = 1, a₄ =

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Mathematics

Evaluate. 3

A.
B. -
C.
D. -

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Mathematics

Read the measurement shown on the U.S. micrometer.

A. 0.321 in. B. 0.3011 in. C. 0.311 in. D. 1.31 in. E. 1.211 in.

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Mathematics