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Total exports of cars of type A in 2014 and 2017 = 200 + 175 = 375 Total exports of cars of type B in 2015 and 2016 = 250 + 200 = 450 Required ratio = 375 ∶ 450 = 5 ∶ 6
In a lottery, there are 4 prizes and 20 blanks. A lottery is drawn at random. What is the probability of getting a prize?
Three cards are drawn one after another with replacements from a standard deck of 52 cards. What is the probability of getting the first card a Queen, t...
34 pens are there in a box where 10 are red pens, ‘p’ are blue pens and remaining are black pens. If a pen is picked, the probability of getting blu...
What is the Probability of getting a sum of ‘9’ on rolling a dice twice?
The probability that Aarav passes the exam is (3/8) and the probability that Meera fails the exam is (3/5). If both Aarav and Meera give the exam, then ...
From a pack of 52 cards, One card is drawn at random. What is the probability that the card drawn is a king or a heart?
A box contains 5 red, 4 blue, and 6 green balls. Two balls are drawn at random. What is the probability that both balls are green?
40 pens are there in a box where 22 are red pens, ‘p’ are blue pens and remaining are black pens. If a pen is picked, the probability of getting blu...
There are 72 balls in a box, consisting of Black, White, and Purple balls. The chance of choosing a black ball is (1/6), and the number of purple balls ...
An instructor has a question bank consisting of 200 easy True / False questions, 300 difficult True / False questions, 400 easy multiple-choice question...