Asked by Anonymous
Tina baked 280 cookies. She gave 70 cookies to Celine and some cookies to Ben. She had 3/7 of the total cookies left.
(a) How many cookies did she have left?
(b) What fraction of the total cookies did she give to Ben?
(a) How many cookies did she have left?
(b) What fraction of the total cookies did she give to Ben?
Answers
Answered by
mathhelper
number of cookies given to Ben --- x
cokkies left = 280 - 70 - x
210 - x = (3/7)(280)
-x = -90
x = 90
cokkies left = 280 - 70 - x
210 - x = (3/7)(280)
-x = -90
x = 90
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