The calculation in this question is simple but you need to look through it to get it right.So, The answer in this question is $11,831.61 How do we get the answer?First we need to multiply the price of the boat to the interest rate which is 9.4% $10,815 * .094 = $1,061.61 next we need to add how much is the interest of the boat in the price of the boat. $10,815 + $1,061.61 = $11,831.61
y and x have a Direct variation if the function looks looks like y = mx (b is equal to zero). The only option that can be written like that is option C. And it can be written as