Direct Variation

Front

c is directly proportional to d

Back

c=kd

Front

w varies directly as z

Back

w=kz

Front

Does y vary directly as x?

Back

NO

Front

Does y varies directly as x? Type YES or NO (use capital letter)

Back

NO

Front

Does y varies directly as x? Type YES or NO (use capital letter)

Back

YES

Front

Does y varies directly as x? Type YES or NO (use capital letter)

Back

NO

Front

Does y varies directly as x? Type YES or NO (use capital letter)

Back

YES

Front

If y varies directly as x and y = 96 when x = 4, what is the value of y when x = 30?

Back

720

Front

If a varies directly as b and a = 12 when b = 20, what is the value of b if a = 123?

Back

205

Front

If z varies directly as r and z = 243 when r = 27. What is the value of z when r = 780?

Back

7020