Find out the total discount percentage that students receive.
20% + 10% = 30%
30/100 x 30 = 9 dollars
30 - 9 = 21 dollars (Final answer)
If<span> the prime factorization of the denominator of a fraction has only factors of 2 and factors of 5, then it can be written as something over a power of ten. This means that the decimal will terminate.</span>
Why do the paper towels cost so much? They super over pricing