The time taken for cutting and molding a work piece is 8 minutes and 13 minutes respectively. A welder has to cut and mold 5 such work pieces. If he starts working at 1:00 p. m., what time he would complete
his work?

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

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use mnemonics and other tricks.

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note: the best i know.

12.4, 12.387, 12.26, 12.252, 6.241, 6.2, 6.015, 6.009, 1.411, 1.2, 1.056, 1.007, 0.31,   0.13, 0.5, 0.04

step-by-step explanation:

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this is a good question! i'll do some research and come back when i have the answer!