Answer:
30
Step-by-step explanation:
30% in a calculator is .3
if you multiply 100 by .3 you get 30
also multiplying a number by a percentage is just taking a percentage of that number. so 30% of 100 is 30.
B because it shows more figure
X to the 8/15 power. When you have a power raised to another power, you multiply the exponents.
The rate of 8 gallons every 25 hours means that the faucet fills 
gallons every hour.
Multiply the unit rate for the number of hours you're interested in to find
The answer is a because the original is 100% of their jump. Then you would add the extra 10% so it would equal 110%
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