brionamcleod4 brionamcleod4
  • 01-12-2015
  • Mathematics
contestada

Y varies directly as x
If x= 5 when y= 12 find x when y = 30

Respuesta :

yoloswaggs51
yoloswaggs51 yoloswaggs51
  • 01-12-2015
Set up a proportion so 12/5= 30/x so cross multiply 5 times 30 is = to 12x now divide 150 (which is 30 times 5) by 12 and you get 12.5. So 12.5 is your answer
y 12 - x 5
y 30 - x ?
x= 30 × 5 ÷ 12
x = 12.5
Answer Link

Otras preguntas

What part of the root contains transport tubes?
which sentence suggest the least amount of psychic distance
What is the term often used by historians to represent the owners of industry and financial institutions? A. Capital B. Labor C. Blue-collar D. Working class
What is the quotient?
What is the definition of labor (one of the productive resources)? A) the people needed to produce goods B) the equipment needed to produce goods C) the f
Please help!! the picture is attached :) let me know if you can figure out any of these
Help me please I’m not sure about this
A car goes from 80 km/h to 20 km/h in 0.5 h. What is the acceleration in km/h squared?
Question part points submissions used use newton's method with the specified initial approximation x1 to find x3, the third approximation to the root of the giv
A jar of 50 sour ball candies contains only 3 flavors. If there are 18 orange, 12 lemon, and 20 cherry sour balls, what is the probability that a randomly sele