Mathematics, 27.01.2020 23:31, vhuyrtyy
3cans of green beans cost $1.80. rival bought 9 cans of green beans how much did he pay?
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Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?
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How many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.) how many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.)
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3cans of green beans cost $1.80. rival bought 9 cans of green beans how much did he pay?...
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