( plss don't put a jokes )

The fare F of a passenger varies directly as the distance of d of his destination. if the fare is pesos every 7 kilometers of distance travelled,then how much will be the fare if a passenger travelled 70 kilometers?

1. which of the following mathematical equation describes the given problem?

a.d=kF

b.k=Fd

c.F=kd

d.F=d

2. what is the value of the constant of variation k?

a.k=15/7

b.F=7/15

​