Mother 16

Mother cooks food in 1 3/4 hours and prepares the children snack in 4/6 of an hour. How much longer does she cook the food than prepare the children snacks?

Correct answer:

x =  1 112 = 13/12 h

Step-by-step explanation:

a=143=1+43=41 4+3=44+3=47=1.75 h b=4/6=320.6667 h  x=ab=4732=1221128=12218=1213=1213 h=1121 h=1.0833 h

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