Get Started with ixamBee
Start learning 50% faster. Sign in now
Let length of train A = x Length of platform = 2x Speed = distance/time ⇒ 99 x 5/18 = (x + 2x)/18 ⇒ x = 165 m = length of train A Length of platform = 165 x 2 = 330m For train B, Speed = distance/time ⇒ (330 + 390)/36 x (18/5) ⇒ 72 km/hr
A bag contains 6 Green and 8 Red balls. One ball is drawn at random. What is the probability that the ball drawn is Red?
There are three types of maggi masala maggi, aata maggi and vegetable maggi in a bag. The probability of picking a vegetable maggi at random is 6/11. Th...
Which of the following cannot be the probability of an event?
In a class of 30 students, 18 students like mathematics, 15 like science, and 8 like both subjects. What is the probability that a randomly selected stu...
Roger Federer gets a chance of 60% to win 1st set of tennis and Andy Murray gets a chance of 55% to win 2nd set of tennis. In what Percent of cases are ...
A bag contains 7 blue balls, 3 red balls, and the rest are black balls. The probability of drawing a black ball from the bag is 4/9. How many black ball...
What is the probability that a number selected from 1,2,3.......................68,69,70, is perfect square or a perfect cube?
Two hats are picked at random, what is the probability that all hats are of green colour?
A bag contains 9 blue balls, 16 red balls, and 20 green balls. One ball is drawn at random. Find the probability that the ball drawn is either blue or g...
