Answer:
The percentage of paycheck Joan saves is 5% .
Step-by-step explanation:
Given as :
The paycheck that Joan gets each months = x = $1,000
The money that Joan saves from each paycheck = y = $50
Let The percentage of paycheck Joan saves = z%
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<u>Now, According to question</u>
The percentage of paycheck Joan saves = 
× 100
Or, z = 
× 100
Or, z = 
× 100
Or, z = 5%
So, The percentage of paycheck Joan saves = z = 5%
Hence,The percentage of paycheck Joan saves is 5% . Answer
Answer:337.5 miles
Step-by-step explanation:
Find the unit rate 135/6 = 22.5/1
He can drive 22.5 miles on 1 gallon of gas
Then multiply by 15
22.5x15= 337.5
Answer:
37.5 miles
Step-by-step explanation:
Distance covered in 4 hours = 150 miles
Distance covered in 1 hour = 150/4 = 37.5 miles
Answer:
0.925 or 92.5%
Step-by-step explanation:
y=a(1-b)^x
decay factor is 1-b <- and the part we care about
b is 7.5%=0.075
1-0.075
=0.925
I'm a little rusty on exponential rates, but I hope this helps!
