Expressions

2/9 of the students in a school are in sixth grade. How many sixth graders are there if the school has 27 students?

• 3

• 54

• 6

• 121.5

Select all the expressions that represent the total area of the rectangle.

Jada poured 3.7 liters of water into a partially-filled bucket. The bucket then contained 15.3 liters. Which equation represents this situation?

Which equation matches the hanger diagram?

Mr. Herndon buys 9 boxes of crayons and 17 boxes markers for each sixth grade class. The boxes of crayons come with c crayons in each box. Markers come in boxes with m markers in each box. Complete the expression for the total number of school supplies Mr. Herndon buys for 6 sixth grade classes.

• 9(17c+6m) = 153c+54m

• 6(9c+17m) = 54c+102m

• 6(9c+17m) = 9c+17m

Mrs. Smith buys 3 bags of dirt and 13 bags of rocks for each sixth grade class. The bags of dirt come with d lbs of dirt in each bag. Bags of rocks come in q lbs of rock in each bag. Complete the expression for the total number of gardening supplies Mrs. Smith buys for 10 sixth grade classes.

• 10(3d+13q) = 30c+13q

• 10(3d+13q) = 3d+13q

• 10(3d+13q) = 30d+130q