nwhanson26 nwhanson26

19-07-2018
Mathematics

contestada

The variable z is inversely proportional to x. When x is 16, z has the value 0.875. What is the value of z when x=21

Respuesta :

Аноним Аноним

19-07-2018

z is inversely proportion to x

⇒ z = k/x where k is a constant.

Find k:

Whe x = 16, z = 0.875

16 = k/0.875

k = 16 x 0.875

k = 14

Therefore z = 14/x

When x = 21, find z:

z = 14/21

z = 2/3

Answer: z = 2/3 or 0.67 (nearest hundredth)

Answer Link

Otras preguntas

A jet ski accelerates while traveling 32.8 m in 3.65 s. If the initial velocity of the jet ski was 5.01 m/s, what is the final velocity of the jet ski?

introduction on classroom management

A furniture store has a sale offering 10% off of all furniture. If Amanda spent $396.99 on furniture before tax, what was the price of the furniture she purchas

Suppose a series of sound waves in a certain medium consisting of 120 waves is produced in a time of 0.250 s and is 30.0 m long. What is the speed of sound in t

Ive been on this question for 10 minutes and i cant figure it out?

When kakenya Ntaiya from Kenya was fourteen, she

Analyze 3 ways in which stress can be seen as an opportunity for personal growth and development in a young person

what can you say about the length of the side of a square when the area of the square is smaller than the area of a circle with the length of its radius equal t

How do I solve for x and y?

Foxwood Company accumulated the following data for 2007. Jan 1, 2007 Dec 31, 2007 Inventories: Finished Goods $ 52,000 $ 54,000 Work in Process 29,600 27,800 Ra