Level 3
There are an equal number of 20-cent coins and 50-cent coins in a box. The total value of the 50-cent coins is $2.10 more than the total value of the 20-cent coins. Find the number of 50-cent coins in the box.
Level 3
There is an equal number of 50-cent coins and 10-cent coins in a box. The total value of the 10-cent coins is $6.80 less than the total value of the 50-cent coins.
Level 3
Figure A is a rectangle with an area of 192 cm2. The breadth of the rectangle is 34 as long as its length. Figure B is a square. Given that both figures have the same perimeter, find the area of Figure B.
Level 3
Figure A is a rectangle with an area of 192 cm2. The breadth of the rectangle is 34 as long as its length. Figure B is a square. Given that both figures have the same perimeter, find the area of Figure B.
Level 3
Lina put 120 eggs on some big trays and small trays. She put 6 eggs on each big tray and 4 eggs on each small tray. She used the same number of big trays and small trays. How many trays did Lina use altogether?
Level 3
There were 1870 books in a book shop. There were 6 times as many storybooks as assessment books. There were an equal number of assessment books and manuals. There were half as many non-fiction books as storybooks.
