Answer:
3.2
Step-by-step explanation:
The answer is 15,
because F(X)'s minimum value is (-3, -3)
and G(X)'s maximum value is (12, 3)
So when you subtract -3 from 12, you get a number that is greater then both. (because of the negative 3)
12 - (-3) = 15
This question is not correct
Answer:
The tank is 10cm high
Step-by-step explanation:
Given
-- length
-- width
--- water lever

Required
The height of the tank
Let y represents the remaining fraction before water is added.
So:

Make y the subject


Solve


Represent the volume of the tank with v
So:

Make v the subject

Substitute: 


Represent the height of the tank with h;
So, the volume of the tank is:

Make h the subject

Substitute values for v, l and w

Convert 30L to cm^3



Answer:
$1900.80 in interest on this $4800.00 loan
Step-by-step explanation:
By "amount paid" you most likely mean "amount of interest owed."
This would be i = p * r * t, and here,
i = $4800*0.099*4 = $1900.80.