Direct Variation

Front

If y varies directly as x and y = 18 when x = 3, find y when x = 7.

Back

42

Front

When y = 12, x = 6. If y varies directly with x, what is the value of y when x = 18?

Back

y = 36

Front

If y varies directly with x, what is the value of y when x = 7? Given: y = 15 when x = 3.

Back

y = 35

Front

When y = 8, x = 2. If y varies directly with x, what is the value of x when y = 16?

Back

x = 4

Front

When y = 14, x = 2. If y varies directly with x, what is the value of x when y = 21?

Back

x = 3

Front

The number of pieces of Starburst varies directly as the number of packages. There are 36 pieces of Starburst in 2 packages. Suppose you have 5 packages of Starburst. How many pieces of Starburst would you have?

Back

90

Front

If there are 36 pieces of Starburst in 2 packages, how many packages are there for 180 pieces?

Back

10

Front

If y varies directly with x and y= 12 when x= 15. What is the value of x when y= 16?

Back

20

Front

If y varies directly with x and y = 15 when x = 12, find y when x = 32.

Back

40

Front

Write an equation for this relationship.

Back

y=1/4x