Question: How many 5 pound bags of apples can be made from 400 apples, each weighing 1/4 pound??

Answer: A. 20

you can make 20 bags of 5 pounds apples

(1/4) * 4 = 1

4 apples = 1 pound

20 apples = 5 pound (1 bag)

400/20 = 20

——-

• = multiplication

• / = division

• Question: An electronics store had a 20% off sale. If a stereo originally cost $125, how much did the stereo cost during the sale?

• Answer: $100

• Because 125x20=2500

• And 2500/100=25

• 125-25=100

• Question: a woman is looking for a bigger square office, she finds an office twice the area of her current office, if the perimeter of her current office is 88 feet, how many square feet is the new office?

• Answer: 176 ( correct is 968 sq ft)

• Question: A radar is designed to report the track of an aircraft every second. If this radar reports 30 tracks in one minute what percentage of the time did radar track the aircraft?

• Answer: 50% 30 tracks / 60= 0.5= 50 percent

• Question: Jerry walked a dog from 6:40 am to 7:30 one day if he was paid at the rate of $ 6 per hour, how much did he ear that day?

• Answer:

• Question: If the perimeter of a square garden is 84ft what is the area?

• Answer: - square has 4 sides

• - 84/4= 21

• - Area of a square= a^2

• - 21^2= 441sq ft

• Question: How many ft of chain fence are necessary to enclose a dog pen that square and has an area of 64ft ?

• Answer: - Area of a square= a^2

• - So the sq rt of 64=8

• - Square has 4 sides= 8*4= 32

• Question: he pet store has six puppies selling for 104$ each and twelve kittens selling for 24$ each. Today only two puppies and eight kittens were left. In dollar terms what is the ratio of sales puppies to kittens?

• Answer: puppies: 6-2= 4 Kittens: 12-8= 4

• - Puppies: $1044= $416 Kittens: $244= $96

• - Ratio: $416 : $96 (put this into simplest form)

• - 416/8= 52 : 96/8= 12 Ratio: $52 : $12

• - 52/4= 13 : 12/4= 3 Ratio: $13 : $3 (simplest form) I put 11 to 1.

• Question: before being painted, a concrete play area was marked off into squares and then into triangles for the square shown, what is the area of the triangular part labeled?

• Answer: 24 sq ft

• Question: Five people, each working 8 hours a day, can assemble 400 toys in a 5-day work week. What is the average number of toys?

• Answer: D. 16