Question

for a car there are 5 tyres including one spare tyre(4+1). all tyres are equally used. if the total distance travelled by the car is 40000km then what is the average distance travelled by each tyre?

Answer 1

32000 kms. The car covered 40000 kms with 4 tyres means each tyre has covered 40000 kms each which covers to 160000 kms. But since the spare the also was used to cover this distance let's divide the distance with 5 which gives the answer