how many quarts of water must be added to 40 quarts of 5% acid solution to dilute it to a 2% solution

what are the options? ?

step-by-step explanation:

the answer is:

the answer is:

to solve the problem, we need to remember the quotient of power property, it's defined by the following relation:

if we have a quotienf of powers that have the same base, we need to keep the same base and subtract the exponent of the denominator power to the exponent of the numerator power.

so, we are given the expression:

then, calculating we have:

hence, the answer is:

have a nice day!

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step-by-step explanation:

i can you with this answer

step-by-step explanation: