Your father is now planning to retire, and his employer has promised him a guaranteed, but fixed, income of $50,000 per year for the rest of his life. If the rate of inflation is 5% per year, how much in current dollars will the payment at the end of 20th year be worth?

  $18,844.47

Step-by-step explanation:

At the end of the first year, it will be worth 1/1.05 what it is today. So, at the end of the 20th year, it will be worth ...

  $50,000 × 1.05^-20 ≈ $18,844.47

in today's dollars.

she will most likely have 33  

step-by-step explanation:

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.