Lots of point n brainliest SO help rq Bruce invested a certain amount of money for five years at a rate of 2.25%. At the end of that time, he had earned $675 in interest. How much money was invested? (See Example 3 from your notes.)

a
$6000
b
$6675
c
$6750
d
$5645

Anyone know? will mark brainliest if you're correct!

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.