X 5 2 x 15x6 30 5 4 2 5 1045 31 7 2 7 2 47 32 7 2 5 3

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35.Rationalize the denominator.
44.A construction worker dropped a hammer while building the Grand Canyon skywalk, 3200 feet above the Colorado River. Use the formula, t=h4, to find how many seconds it took for the hammer to reach the river. Round your answer to the nearest second.
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45.The skid marks for a car involved in an accident measured 200 feet. Use the formula,s=24d, to find the speed of the car before the brakes were applied. Round your answer to the nearest tenth. S=70

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