A man pulls a sled horizontally by exerting 64 lb on the rope that is tied to its front end. If the rope makes an angle of 45° with horizontal, find the work done in moving the sled 35 ft.
(a) 2929.17 ft-lb
(b) 629.17 ft-lb
(c) 1583.92 ft-lb
(d) 630.25 ft-lb
(e) 1829.17 ft-lb
(c) 1583.92 ft-lb
Mathematics
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Solve the problem.Don runs a charity fruit sale, selling boxes of oranges for $11 and boxes of grapefruit for $10. If he sold a total of 762 boxes and his total income was $8125, how many boxes of oranges did he sell?
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Mathematics
Find the indicated term of the arithmetic sequence.5.9, 5.6, 5.3, . . . ; a9
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Mathematics