Answer:
I believe the quiz had 18 questions, with a 14:4 ratio
37 because theres 32 plus 5 which makes it 37
I think hamburger and French fries
I think x equals 54
Hope this helps
Answer:
7.87 years
Step-by-step explanation:
#First we determine the effective annual rate based on the 9% compounded semi annual;

#We then use this effective rate in the compound interest formula to solve for n. Given that the principal doubles after 2 yrs:

Hence, it takes 7.87 years for the principal amount to double.