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question 7
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sara drove 300 miles to her friend's house on 20 gallons of gas. how many miles per gallon did sara get?

1.

30 mpg
2.

25 mpg
3.

15 mpg
4.

10 mpg

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 − 24x 8,000 + 2x 8,000 − 2x

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Sketch one cycle if the cosine function y=2cos2theta