How to find the area of the rectangle

Twice a number, decreased by two simplified algebraic expression is

Find the z-score for a value of 16 with a mean of 8 and a variance of 5 g

The admissions officer at a small college compares the scores on the Scholastic Aptitude Test (SAT) for the school's in-state and out-of-state applicants.

Question 3. Find the following GCD and LCM: (3. a) GCD (343,550), LCM (343,550). (3. b) GCD (89, 110), LCM (89, 110). (3. c) GCD (870, 222), LCM (870, 222).

What is 183 divided by 67?

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.