The distribution of heights of adult American men is approximately Normal with mean 69 inches and standard deviation 2.5 inches. What percent of men are between 64 and 66.5 inches tall?

answer choices

A. 50%B. 2.5%C. 13.5%D. 34%

After 6 years, Federico earned $1485 in simple interest from a cd into which he initially deposited $ 9000. What was the annual interest rate of the cd? A. 2.75% B. 5.5% C. 8.25 D. 11%

Solve For X 1) 7+X=49 2) 5+x+3=49

Simplify (4.5) (5) (-2).

How do I find the answer to-3/8 + - 1/4

A survey showed that 21% of people in a test market liked a new type of "green" detergent and would buy it. A total of 10,200 boxes of detergent of all brands were sold in the test market last year.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.