How are numerical expressions and algebraic expressions different

If f = { (4, 2), (6, 1), (8, 4), (10, 2), (12, 5) }, what is the range? {1, 2, 4, 5} all whole numbers {2, 1, 4, 2, 5} {4, 6, 8, 10, 12}

How to simplify mixed numberl

The cost of 4 bear toys and a lion toy is $70. If the cost of a lion toy and 2 bear toys is $41, what is the cost of a lion toy? $36 $28 $14.50 $12

The family room in Zacks home is 6.5 ft by 9 ft. The floor in the room is 10 by 12 ft. how much area of the floor is not covered by rug.

What the opposite of 1/3 and - 7/12?

Connor found that 60% of 40 is the same as 25% of another number, n. What is the value of n?

Elisa's mom teaches at preschool. There is 1 teacher for every 12 students at the preschool. There are 276 students at the preschool. Elisa is setting up equivalent ratios to find the number of teachers at the preschool.

A recent online survey published that a hospital needs 9 nurses for every 45 patients. How many nurses a hospital would need in order to take care of 255 patients?

Which has a less value than 0

Find two consecutive whole numbers that 86 lies between.