Answer:
15^1 or just 15
Step-by-step explanation:
(15^1/5)^5
If there is a parenthesees seperating powers you can times the two numbers.
So you take 1/5 and times by 5
After this you get 15^1 and that would be 15
21.6 miles per gallon
Multiplied by 6.2 gallons
21.6 * 6.2 = 133.92
Cheryl can travel 133.92 (or about 134) miles on 6.2 gal. of gas.
Hope that helped!
Answer:
157286400 bacteria
Step-by-step explanation:
We are given the following in the question:
The bacteria increases 4 times every 6 hours.
Initially there are 150 bacteria.
Thus, we can write the function for number of bacteria after x hours,

We have to find the number of bacteria in 2.5 days.
1 day = 24 hours
Thus,

Putting x = 60 in the above equation, we get,

Thus, there will be 157286400 bacteria in two and a half days.
I don’t know
You should probably divide .
Answer:
2 yards
Step-by-step explanation:
12 inches=1 ft
72 inches=1/12×72=6 ft
3 ft=1 yard
6 ft=1/3×6=2 yards