PLZZZ HELPP ILL GIVE BRAINLIST PLZZZ HELLP ILL GIVE BRAINLIST

Blaine spent $27.95 on groceries. He paid
with a $50.00 bill. How much change should
he have received?

A) $22.05
B) $21.05
C) $37.95
D) $23.95

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?

Write the expression as a single natural logarithm. 2 in a - 4 in y