Ubuntu wishes to strengthen 30mL of 2% salt solution to mix that is 6% salt. How much 12% salt solution should he add to accomplish this?

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!

sweetheart, there isn't a cube below.

the circumference is c≈245.04