20) Karen runs 12 miles every day. In May she increased it by 10% and then in June she increased that by

another 10%. How far does she run now?

Kim has twice as much money as Liz. Liz has for times as much money as Amy. How much money does Amy have?

Midge held the school high jump record for 344 weeks. What is the best estimate of the number of years Midge held the record?

Use decimals. Write 3 numbers between 2.15 and 2.17

What does 12:1.49 equal

9. The upper atmosphere of Neptune can get as cold as -218°C. The inner core of the planet can be as hot as 7,000°C. What is the difference between the two temperature extremes?

What is 16231 divided by 23

A certain first covers an area of 4100 km^2. Each year this area decreases by 3.75 percent. What will the area be after 11 years?

Evaluate the expression. If necessary, round to the nearest hundredth. lne^3x^2

What is the inverse of f (x) = (2x-4) 2 for x≥2 where function g is the inverse of function f?

Marlin Davies buys a truck for $28,000. In three years, the car depreciates 48% in value. How much is the car worth in three years?