3 chocolates weigh 290-194 = 96 g
so, each weighs 32 g
Now just subtract the weight of 7 of them, from 290 g
The mass of a box of chocolates is 290g.The box contain 7 identical chocolate.Manish eat 3 chocolates the mass of the box is now 194g. Find the weight of the empty box.
2 answers
How much does a empty chocolate box weight