An inspector rejects 0.08% of the meters as defective. How many will he examine to reject 2?

An inspector rejects 0.08% of the meters as defective.How many will be examine to reject 2?

Naresh purchased a 'BMW' car for Rs. 50,00,000 on instalments. He found that the engine of the car was defective. Despite many complaints to 'BMW Motors', the defect was not rectified. He filed a complaint in state commission but was not satisfied with its order. Where can he appeal and within how many days ?

855 candidates applied for a job , out of which 80% of the candidates were rejected. How many candidates were selected for the job ?

In one cycle, a heat engine rejects 80% of the energy absorbed from the hot reservoir to the cold reservoir . Calculate the efficiency of the engine.

1 yotta meter is how many kilometer ?

In an examination out of 480 students, 85% of the girls and 70% of the boys have passed. How many boys appeared in the examination , if total pass percentage was 75% ?

In a batch of 10 articles.4 articles are defective.6 articles are taken from the batch for inspection.If more than 2 articles in this batch are defective,the whole batch is rejected.Find the probability the batch will be rejected.

A box contains 15 transistors, 5 of which are defective. An inspector takes out one transistor at random, examines it for defects, and replaces it. After it has been replaced another inspector does the same thing, and then so does a third inspector. The probability that at least one of the inspectors find a defective transistor is equal to :