There are 35 oranges and 49 bananas in Philip's collection. If the bananas are organized into 21 groups and oranges are organized into 35 groups How big is each group of oranges?
There are 35 oranges and 49 bananas in Philip's collection. 

We know that the bananas are organized into 21 groups. 

That means that there are 21 groups of bananas and 35 groups of oranges. 

We also know that there are 49 bananas and 35 oranges. 

That means that each group of bananas has 2 bananas and each group of oranges has 1 orange.