Answer:
The fraction is 470/1000, which can be simplified to 47/100, and that is 47%.
Step-by-step explanation:
Basically you take what is asked for and you divide it by the total amount.
470 is the amount of girls as contestants.
1000 is the total amount of contestants.
And that gives you the ratio 470/1000.
Hope this helped!
Answer: 5 s
Step-by-step explanation:
Given
Height of the rocket can be modelled as 
Rocket will land on earth when it's height becomes 0

Neglecting 0 value
Thus, rocket remains in air for 5 s.
Answer:
a) x=2
Step-by-step explanation:
at any point of the line x=2
Not sure but it is 3..
Thanks!
Answer: There is none.
Step-by-step explanation: While 11 is the formula, an explicit formula is a sequence to the nth power, of which there is none. The only 2 numbers listed that have an explicit formula are -25 and -36.