Question
The table shows the list of items in a P.E storeroom. One of the numbers was covered by ink. 47 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
Ping pong balls 42
Volleyballs 21
Tennis balls
4 m

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The table shows the list of items in a P.E storeroom. One of the numbers was covered by ink. 47 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
Ping pong balls 42
Volleyballs 21
Tennis balls