Vinay bought a pirza and cut it into three pieces.When he weighed the first piece he found that it was "7g" lighter than the second piece and "4g" .heavier than the third piece If the whole pizza weighed "300g" .How much did each of the three pieces weigh? "

Vinay bought a cake and cut it into three pleces. When he weighed the first, place he found that it was 7g lighter than the second piece and 4g heavier than the third plece. If the whole cake weighed 300g. How much did each of the three pieces weigh?(Hint: Weight of first piece be 'x' then weight of the second piece is x +7', weight of the third plece is 'x-4).

Carla cuts a 70 - inch piece of ribbon into 2 pieces. If the first piece is 5 inches more than one - fourth as long as the second piece, how long is the longer piece of ribbon?

A pumpkin is cut into three equal pieces. Two pieces together weigh one kilogram. What is the weight of the whole pumpkin?

A piece of Cu weighs 0.635 g. How many atoms of Cu does it contain?

A piece of copper weighs 0.635 g. How many atoms of copper does it contain?

Two alloys of iron have different percentage of iron in them. The first one weighs 6 kg and second one weighs 12 kg. One piece each of equal weight was cut off from both the alloys and the first piece was alloyed with the second alloy and the second piece alloyed with the first one. As a result, the percentage of iron became the same in the resulting two new alloys. What was the weight of each cut-off piece?

A piece of lead weighs 232g and has a volume of 20cm^(3) . Then the density of lead is _______