Direct variations

Front

In this type of variation, both x and y are either increasing or both are decreasing.

Back

direct

Front

Type of variation the equation represents: Direct, Inverse, Joint, None

Back

Direct

Front

Which of the following represents direct variation? Options: y = kx, y = k/x, y = x/k, y = mx + b

Back

y = kx

Front

Y varies directly with x, and y is 84 when x is 16. Which equation represents this situation?

Back

y=5.25x

Front

If m varies directly as p, and m = 35 when p = 5, find m when p is 6.

Back

42

Front

The distance D travelled by a car is directly proportional to its speed s.

Back

D=ks

Front

What is the constant in the equation y=5x?

Back

5

Front

If y varies directly as x, and y=30 and x=5, what is the constant of the variation?

Back

6

Front

In a direct variation, y=39 when x=3. Find the value of y when x=2.

Back

26

Front

In the equation y=kx, k is called the ______.

Back

Constant of Variation