cullenp677 cullenp677
  • 12-11-2017
  • Mathematics
contestada

If z varies inversely as w and z=40 when w=0.1, find z when w=20

Respuesta :

dannielle
dannielle dannielle
  • 14-11-2017
z varies inversely as w ⇒  z*w=k
z=40 , w=0,1 ⇒40*0,1=4=k

z*20=4
z=4/20=1/5
z=0,2
Answer Link

Otras preguntas

What is the potential energy of a 3 kilogram-ball that is on the ground?
Gina charges $28 for 3 hours of lessons. Hector charges $18 for 2 hours of lessons. Who offers a better deal????
Tickets to a play cost $14 each by mail, plus a $2 processing fee for each order or one or more tickets. Write a rule to describe the total cost as a function o
If the volume of a cube is 27 cubic meters, find the surface area of the cube
a 12-pounded bag of dog food costs $12.36. a 15-pounded bag of cat food cost $15.30. which is a better deal???
what is 7/12 as a percent?
Calculate the average speed of a bicycle that travels 100m in 20 s.
Use elimination to solve the system:6x-4y=6-6x+3y=0
is a pictograph is a character that represent an idea true or false
7 qt. 2c. =______ c.