How tall is a building if a stone dropped from its top in free-fall strikes the ground with a velocity of 40 m/s? assume that the original velocity is zero.

a. 78.2 m

b. 80.4 m

c. 79.8 m

d. 81.6 m

Zach has 3/4 hour to play video games. it takes him 1/12 hour to set the system. each round of his

The difference of 10 and u in algebriac expression

Write four hundred forty-eight and three tenths in standard notation

Number bond to make hundred write simplified equation and solve 190 + 460=

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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.