Last year, i spent 72 to buy a lot of ping-pong balls to use in geometry class. this year, the price of a ping-pong ball is 6 cents higher, and $72 buys 60 fewer balls. figure out how many ping-pong balls i bought last year.

Find and simplify the difference of the golden ratio and its multiplicative inverse

Which rational number could be graphed between -4 and -5

Apolynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. if the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?