How many cubes were used to make this figure? rectangular prism composed of unit cubes. prism is 5 units by 2 units by 3 units.*

30

Step-by-step explanation:

To know how many cubes were used to create a resctangular prism you only have to calcute the volume of the rectangular prism, in order to do this you´ll need the next formula:

Which is base area, multiplied by the height:

5x2= 10 units of base.

The base you multiply it by 3:

10x3=30

The total volume is 30 units, and those are the number of units needed to make the rectangular prism.

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.

answer: 72: 111

step-by-step explanation: