Use the digits 3,7,1 and 5 to write number that round 3500

What is the prime factorization of 195

If the measure of xyz is 81 what is the measure of yz

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.