Can someone help me with all this questions no other links
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Mathematics, 21.06.2019 15:00
An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?
Answers: 1
Mathematics, 21.06.2019 17:00
Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?
Answers: 2
Mathematics, 21.06.2019 17:00
There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y
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Mathematics, 21.06.2019 17:00
Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?
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Chemistry, 17.09.2019 19:10
Mathematics, 17.09.2019 19:10
Chemistry, 17.09.2019 19:10
Mathematics, 17.09.2019 19:10
Mathematics, 17.09.2019 19:10
Mathematics, 17.09.2019 19:10
Mathematics, 17.09.2019 19:10
Mathematics, 17.09.2019 19:10
Health, 17.09.2019 19:10
Biology, 17.09.2019 19:10