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Byron Davila
Mathematics
2 September, 20:45
If 30 marks Is 40% what is full marks?
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Remington
2 September, 21:11
0
40% as a decimal = 0.4
x = full marks
30 = 40% of x
0.4x = 30 - - - > Divide both sides by 0.4 to get x
x = 75
Full marks: 75
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