A large tyre manufacturing company kept a record of the distance at which a particular kind of two wheeler tyre needed to be replaced. The table shows the results from 1000 samples.
: If you buy a tyre of this company, what is the probability that : it will last more than 900 km ?

A large tyre manufacturing company kept a record of the distance at which a particular kind of two wheeler tyre needed to be replaced. The table shows the results from 1000 samples. : If you buy a tyre of this company, what is the probability that : it will need to be replaced before it has covered 400 km. ?

A large tyre manufacturing company kept a record of the distance at which a particular kind of two wheeler tyre needed to be replaced. The table shows the results from 1000 samples. : If you buy a tyre of this company, what is the probability that : it will need to be replaced after it has covered somewhere between 400 and 1400 km. ?

A tyre manufacturing company kept a record of the distance covered before a tyre needed to be replaced. The table shows the results of 1000 cases.If you buy a tyre of this company, what is the probability that : it will need to be replaced before it has covered 4000 km?\

A tyre manufacturing company kept a record of the distance covered before a tyre needed to be replaced. The table shows the results of 1000 cases. If you buy a tyre of this company, what is the probability that : it will need to be replaced after it has covered somewhere between 4000 km and 14000 km?