They both are independent events.
Z would be 3 because 10*3 is 30 and 30-2 would be 28 :)
Step-by-step explanation:
If h is the number of hours Sally rented the bike then she paid 12 dollars fixed fee plus 9*h.
Which means that she paid 12+9*h.
However she paid 48 dollars which means:
Which means that Sallly rented the bike for 4 hours
Answer:
500
Step-by-step explanation:
To get your answer you can divide 275 by 5.5 first to get that per 10 percent you have 50 cupcakes. Times those by 10 to get 100% and your answer 500.