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Which element from electron rich hydride ?

Carbohydrate rich food is got from

In a certain population,10% of the people are rich,5% are famous,and 3% are rich and famous.Then find the probability that a person picked at random from the population is either famous or rich but not both.

Which chamber of human heart gets oxygen rich blood from the lungs ?

A genius tends to deviate from the routine way of thinking

Fill in the following blanks with suitable words: The expelling of air rich in carbon dioxide from the body is called …………….

There are two hills A and B and a car is travelling towards hill A along the line joining the two hills. Car is travelling at a constant speed u. There is a wind blowing at speed u in the direction of motion of the car (i.e., from hill B to A). When the car is at a distance x_(1) from A and x_(2) from B it sounds horn (for very short interval). Driver hears the echo of horn from both the hills at the same time. Find the ratio (x_(1))/(x_(2)) taking speed of sound in still air to ve V.