A quantity decreases from 125 to 85. What is the percentage decrease?
1 answer:
Answer:
32% decrease
Step-by-step explanation:
decrease = (original number - new number) / (original number) * 100
= ((125 - 85) / 125) * 100
= (40 / 125) * 100
= 0.32 * 100
= 32% decrease <===
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Answer:
29 and 35
Step-by-step explanation:
x+y=64
x-y=6
Solve by substitution.
x=6+y
6+y+y=64
6+2y=64
y=29
Then plug in 29 for y.
x+29=64 ......35
The answer to 20 divided by 70 is
0.2857
Answer:
79,200
Step-by-step explanation:
There are 5280 feet in 1 mile, then you just multiply 5280 by the number of miles (15). So 5280 x 15 = 79,200
