How many grams does 4 pennies weigh

                    How many grams does 4 pennies weigh ?
The answer to this question is about 3.11 grams each or about 145 copper pennies per pound. New zinc cents are much lighter and weigh only 2.5 grams each yielding about 180 zinc pennies in a pound. And there are about 80 uncirculated quarters in a pound.

Hello!

the answer is:

the answer is:

why?

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!

The answer is “faster”.