Question
A bag had some white pencils and pink pencils in the ratio of 7 : 1. Cathy removed 30 white pencils and put another 18 pink pencils into the bag. There is now 50% as many white pencils as pink pencils in the bag. How many white pencils were in the bag at first?
4 m

Click button first when a symbol is required. X

A bag had some white pencils and pink pencils in the ratio of 7 : 1. Cathy removed 30 white pencils and put another 18 pink pencils into the bag. There is now 50% as many white pencils as pink pencils in the bag. How many white pencils were in the bag at first?