Answer:
The official answer is {C} ive previously taken the test
Step-by-step explanation:
I have taken the test before hand.
It looks like the differential equation is

Multiply both sides by 1/(<em>x</em> + 1) :

The left side is now a derivative of a product,

Integrate both sides with respect to <em>x</em> :

Solve for <em>y</em> :

4 1/2 + 3 1/4 + 2 1/4 = 10 pounds of apples.
10 pounds is approximately 4.5 kilograms.
A.) y= 5/4x+16
B.) 1.25 hours a day