Working as a waiter, michael earns $7.50 per hour plus tips last night he received $43.50 in tips and earned a total of $88.50. how many hours did he work?

Use your knowledge of the binary number system to write each binary number as a decimal number. a) 1001 base 2= base 10 b) 1101 base 2 = base 10

Haquira is baking cookies to put in packages for a fundraiser. shaquira has made 8686 86 chocolate chip cookies and 4242 42 sugar cookies. shaquira wants to create identical packages of cookies to sell, and she must use all of the cookies. what is the greatest number of identical packages that shaquira can make?

Shirley spelled 12 of her 15 spelling words correctly on the test. what percentage did shirley get on the test?