Answer:
Step-by-step explanation:
we know that
The compound interest formula is equal to
where
A is the Final Investment Value
P is the Principal amount of money to be invested
r is the rate of interest in decimal
t is Number of Time Periods
n is the number of times interest is compounded per year
in this problem we have
Part 1)
substitute in the formula above
Part 2)
substitute in the formula above
Answer:
Kerry = 2/3 * 420 = 280
David = 3/4 * 420 = 315
David read more pages compared to Kerry.
The perimeter is just the sum of all the side lengths, so you have

2x2=4
It is just like adding 2 twice
2 + 2 = 4
2 x 2 = 4
Yes they are prime if that's the question u just asked