The task is to generate the correct answer for a given math problem.

Problem: in a circuit board factory , all circuit boards that pass a verification process are certified . every board that fails the verification process is indeed faulty , but 1 / 8 of those that pass are also faulty . approximately how many faulty circuit boards exist in a group of 3,200 circuit boards where 64 fail inspection ?
456

Problem: if a man lost 4 % by selling oranges at the rate of 72 a rupee at how many a rupee must he sell them to gain 44 % ?
48

Problem: the radius of a wheel is 22.5 cm . what is the distance covered by the wheel in making 500 resolutions ?

707.14 m