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svet-max [94.6K]

3 years ago

8

If 60 marks is 40%, how much is full marks (Show your working out)?

2 answers:

Vitek1552 [10]3 years ago

8 0

' 40% ' means 0.4 .

You said that   60       = 0.4 x Full

Divide each side by 0.4 :    60 / 0.4 = 1 x Full

   Full = 150 .

Dafna11 [192]3 years ago

8 0

60/X = 40/100
60•100=40X
6000=40X
6000/40=X
150=X

60 is 40% of 150

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