Question
Riordan put 585 stamps in three boxes Q, R and S. Box Q and Box R contained a total of 408 stamps. Box R and Box S contained a total of 422 stamps. How many stamps were there in Box Q and Box S altogether?


4 m

Click button first when a symbol is required. X

Riordan put 585 stamps in three boxes Q, R and S. Box Q and Box R contained a total of 408 stamps. Box R and Box S contained a total of 422 stamps. How many stamps were there in Box Q and Box S altogether?