The table shows the list of items in a P.E storeroom. One of the numbers was covered by ink.
57 of the total number of items in the P.E. store room are tennis balls. How many tennis balls are there?
| Type of item |
Number of items |
| Volleyballs |
33 |
| Golf balls |
27 |
| Tennis balls |
♦ |
Fraction of the items that are volleyballs and golf balls
= 1 -
57 =
27Total number of items = 7 u
Number of volleyballs and golf balls = 2 u
2 u = 27 + 33 = 60
1 u = 60 ÷ 2 = 30
Number of tennis balls
= 5 u
= 5 x 30
= 150
Answer(s): 150
