A classroom currently contains 6 rows of chairs with 5 chairs per row, On parents' night the classroom had twice as many chairs. 

Which number sentence can be used to find the number of chairs in the classroom on parents' night?

A music teacher had 4 boxes of recorders. There were 9 recorders in each box. The music teacher gave an equal number of recorders to each of 6 classes.

How many recorders did each class receive?

There are two different vegetables in a garden.

               *There are 5 rows that have 16 carrot plants in each row.

                *There are 72 spinach plants.

How many vegetable plants are there in the garden?

Ms. Wade bought 6 packs of mechanical pencils that had 6 pencils in each.  She gave an equal number of pencils to each of her 4

classes as prizes.

How many pencils did each class get?