Concrete is sold by the cubic yard. What is the mass, in ...

[karateprodigy]

Concrete is sold by the cubic yard. What is the mass, in kilograms, of one cubic yard of concrete that is five times as dense as water? (1 m = 1.094 yd, and 1 m3 of water has a mass of 1,000 kg.)
 
  A) 764 kg
  B) 6546 kg
  C) 2420 kg
  D) 8733 kg
  E) 3819 kg

Question 2

A ball is released moving straight up at 15. m/s. At some time later it is falling downward at 15. m/s. What was the magnitude of its average velocity over this time period?
 
  A) 0. m/s
  B) 30. m/s
  C) 15. m/s
  D) 7.5 m/s
  E) 22. m/s

[moormoney]

Answer to Question 1

E

Answer to Question 2

A

[karateprodigy]

TYSM

[shewald78]

Gracias!