The Bathurst 1000 motor race has a lap record of 2 minutes and 12.339 seconds. The length of the lap is 6.213 km.
a What is the average speed (to nearest km/h) for the lap record?
b How long is the race if the winning car travels the 161 laps at the average speed for the lap
record? Answer to the nearest minute.

I only need the last question! Seriously struggling

What is the measure of angle afe? 79 81 91 99

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that

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?