oliverstanley0ovs207
oliverstanley0ovs207 oliverstanley0ovs207
  • 02-02-2022
  • Mathematics
contestada

Y is a directly proportional to x and y= 15 when x =6. Find x when y =40.

Respuesta :

fieryanswererft
fieryanswererft fieryanswererft
  • 02-02-2022

Answer:

x = 16 when y = 40

Step-by-step explanation:

as y is directly proportional to x:

y = x

y = k x .........k is here constant.

15 = k * 6

k = 15/6

k = 5/2

Here constant, k is (5/2)

So when y = 40

y = k x

40 = (5/2)x

x = 40(2/5)

x = 16

Answer Link

Otras preguntas

Solve. Write the difference. 728-107
Finding Angles with Justification
How did the Minneapolis department of public relief provide relief to people during the Great Depression
Lacking snow, what do Jem and Scout do to build a snowman? How is their snowman different than normal snowmen? Why do you think Harper Lee included this inciden
i was wondering how to solve y= 22x + b? having struggles!
Factorise 9y² -15yz +25x²
-51° into radians using pi/180
Given the sample space, S={1,2,5,6,9}. What is the total number of possible events?
The value of a machine, V, at the end of t years is given by V=C(1−r)t , where C is the original cost and r is the rate of depreciation. Find the value of a mac
Multiply the following rational expressions.