Mr. Smith received a phone call from the bank
manager. His bank balance had dropped to - $15
(he had overdrawn his account by $15). Mr. Smith
rushed to the bank and deposited $25 into his
account. What was Mr. Smith's new balance after
making the $25 deposit?
A. -$15
B. - $10
C. $10
D. $15

Need on this one asap im almost done with this subject

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?