A plastic injection machine can make 18 plastic wheels in one minute. How many wheels can it make in 25 minutes?
Show/explain your work (WITH UNITS)
450 wheels
200
10 ÷ (8 - 6) + 9 ● 3
What is 41
200
7y - 3 + 6y - 7
13y - 10
200
A number less than 4 is 1
4 - n = 1
200
7.3 = b + 3.4
b = 3.9
200
Donald earned $285 for 40 hours of work. What is Donald's hourly wage? Explain/show your work (WITH UNITS).
$7.13/hour
300
3 ● 2 - 4 ● 2² + 6(3 - 1)
What is 2
300
5x + (-8x) + 3 - x - 5
-4x - 2
300
7 less than a number is 10
n - 7 = 10
300
23 = 2d + 9
d = 7
300
Madeline runs 3 miles in 16 minutes. Assuming that she keeps up the same pace, how long will it take Madeline to run 7 miles? Round your answer to the nearest minute. Explain/show your work (WITH UNITS)
37 minutes
400
16 ÷ 4 ● 4 ÷ 2 ● 256
What is 2048
400
-5x - (7x + 2)
-12x - 2
400
The sum of 6 and twice a number is 14
6 + 2x = 14
400
2k + 7 = 15
k = 4
400
Dr. Dory travelled 5,280 feet in 4 minutes. What is the unit rate in feet per second?
22 feet/1 minute
500
[4(8 - 6)² - 4 ● 3 + 2 ● 8] / (3^1 + 19^0)
What is 5
500
4 - (9x - 3)
-9x + 7
500
13 less than 5 times a number is equal to 7.
5x - 13 = 7
500
11 - 5m = -4
m = 3
500
A car travelled 300 miles on 15 gallons of gas.
What is the unit rate (WITH UNITS)?
How far could the car travel on 40 gallons of gas?