londonnn
londonnn londonnn
  • 19-06-2020
  • Mathematics
contestada

Direct Variation: If y = 20, when x = 8, find y when x = 40.


A. 10

B. 80

C. 50

D. 100

Respuesta :

bbooobb
bbooobb bbooobb
  • 19-06-2020

Answer:

D

Step-by-step explanation:

X is increased by a factor of 5, so y should be multiplied by 5 as well. So y = 20*5=100

Answer Link
matt5590
matt5590 matt5590
  • 19-06-2020
The answer would be D
Answer Link

Otras preguntas

A sports league has 10 teams. Each team must send at least one player to the league’s annual meeting, but may send as many as 5 if space is available based on t
To write 1.65 × 102 in standard notation, move the decimal point two places to the left, true or false?
What is ���yellow journalism���? a. sensational and often scandalous news stories b. intentionally inaccurate and confusing news stories c. new stories writt
What event in 1915 caused many Americans to become angry at Germany?
Find the product. x 5 x 4 x 3
Give a mixed number or fraction that is equivalent to 32.029.
Sam has $\frac{5}{8}$ of a pound of chocolate. If he eats $\frac{1}{3}$ of the chocolate he has, how many pounds of chocolate does he eat?
Which of the following is an even function? g(x) = (x – 1)2 + 1 g(x) = 2x2 + 1 g(x) = 4x + 2 g(x) = 2x
Which of the following is an equivalent form of the compound inequality . −44 > −2x − 8 ≥ −8?. . A. −2x − 8 > −44 and −2x − 8 ≥ −8. . B. −2x > −44 and
Evaluate 0.67y + 4 when y=2 and when y= -2