On the first one you do 2x 2x2 • 2x2x2x2x2 = 60
Answer:
18%
Step-by-step explanation:
Percent change can be found using the following formula:

Original represents the initial cost where new represents the new cost. We multiply the answer by 100 to get the percentage:
= 18%
Answer:
(-0.5, -1)
Step-by-step explanation:
To find the midpoint add the coordinates then divide by 2
x = (2 + -1)/2
x = 1/2 = 0.5
y = (3 + -5)/2
y = -1
(-0.5, -1)
Answer: 78 pounds
Explanation: if 1 kilogram is 2.2 pounds, just multiply the weight in kg by 2.2:
35.4 x 2.2 = 77.88
Round to nearest whole: 78.
So the dog is 78 pounds
7, 14, 21, 28, 35, 42, 49... 7 cars will need. to be washed to reach $49