If the axis represents the time (in time) and y axis represents the altitude (in km) then answer the questions (if 1 on x axis 6:00 am and 1 unit is 15 mins) 1)what is the altitude at 6:45 am?
a)500 km
b)1000km
c)3000km
d)3500km
2)what are the coordinates at 7:15am?
a)(25,6)
b)(6,2500)
c)(4,3000)
d)(3500,5)
3)at what time the altitude is 1500km?
a)6:00am
b)6:30am
c)7:00am
d)6:45am

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)a smart phone has dimensions of 4.9 inches (height), 2.3 inches (width) and 8.0 millimeters (depth). what is the volume of the smart phone in cubic centimeters? (1 in = 2.54 cm)

What is the smallest integer n such that n\sqrt{2} is greater than 20

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?