Mathematics Problem Solving
1. At the end of a game John had 28 marbles and Tommy had 4 times as many.
(a) How many marbles did they have altogether?
(b) If all the marbles were shared equally among seven boys, how many would each boy receive?
2. A piece of metal weighing 117.5104 grams contains copper, lead, and aluminium. If the quantities of copper and lead in it are 51.264 grams and 21.46 grams respectively, what weight of aluminium does the piece of metal contain?
3. For a concert, 960 chairs were arranged in 40 rows. During the concert, only 24 rows of chairs were occupied. If each chair was occupied by one person, how many people attended the concert?
4. Mr. John bought a pair of pants for $45.00, 2 shirts at $24.50 each, and 2 pairs of slippers at $19.50 each. After paying the cashier, he received $7.00 change. How much money did he give to the cashier?
5. During the summer, Jackson collected 2 dozen mangoes. Jennifer collected 10 fewer than Jackson. And Su collected twenty more than Jennifer. How many mangoes did they collect altogether?
Try to work out these I will give the answers later
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