In order that a $10000 investment grow to $20000 in seven years, what must be the annual rate of interest? Seven years could be called the doubling time for this investment. Notice that it is being assumed that the interest is compounded.

Boi

Step-by-step explanation:

Animal

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.

answer: c. is your answer

step-by-step explanation: get me a black leather coat