The number of miles Melody rides her bicycle, m, varies directly with the amount of time spent riding the bike, t. When Melody bikes for 1.5 h, she travels 10.5 mi. Which equation shows this direct linear variation?

A.
m = 7t

B.
m = 7.5t

C.
m = 12t

D.
m = 15.75t

Question

The number of miles Melody rides her bicycle, m, varies directly with the amount of time spent riding the bike, t. When Melody bikes for 1.5 h, she travels 10.5 mi. Which equation shows this direct linear variation?
 
 A.
m = 7t
 
 B.
m = 7.5t
 
 C.
m = 12t
 
 D.
m = 15.75t

annie12m · Answer

im thinking hold on

anonymous · Answer

It is A.

"When Melody bikes for 1.5 h, she travels 10.5 mi.", therefore her speed is 10.5/1.5 = 7 mi/hr. So the right equation is m = 7t.