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View Full Version : How do we find answer if 4 is 2/5 of the set

redskin
Nov 30, 2011, 03:39 PM
how do we find the answer to our problem
Unknown008
Nov 30, 2011, 10:54 PM
You could say that 4 kg is 2/5 of a box's weight.

If 2/5 weighs 4 kg, then 1 box weighs how much?

2/5 -> 4 kg
1 -> 4\div \frac{2}{5}

Can you do that?