(1) The taxi fare after each km when the fare is Rs 15 for the first km and Rs 8 for each additional km

y=8x+15

Step-by-step explanation:

I'm guessing the question is the equation that represents this, if not comment the question...

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.