The area is 28 square cm, and 4 width

t takes Phillip 7 hours to proof a chapter of Hawkes Learning Systems' Intermediate Algebra book and it takes Kim 3 hours. How long would it take them working together? (Round your answer to two decimal places.)

What is 42+36 rounding each number to near hundred?

What is two dimensional and infinitely large

Find the product mentally. (2j + 7) (2j - 7) A: 4j2 + 49 B: 4j2 - 49 C: 2j2 - 28j - 49

Convert 2x - 13y = 4 into slope intercept form

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.