99% लोग ये नहीं जानते हैं ? ? | Top 5 Random Facts In Hindi | #shorts

In a class 80 students the boys and girls are in the ratio of 5 : 3. The students can speak only Hindi or Engish or both Hindi and English. The number of boys and the number of girls who can speak only Hindi is equal and each of them is 40% of the total number of girls. 10% of the girls can speak both the languages and 58% of the boys can speak only English What percentage of boys and girls can speak only Hindi?

In a class, 30% students fail in English, 20% students fail in Hindi and 10% students fail in both English and Hindi. A student is chosen at random, then what is the probability he fail in English, if he has failed in Hindi?

The probability that a student selected at random from a class will pass in Hindi is 4/5 and the probability that he passes in Hindi and English is 1/2 . What is the probability that he will pass in English if it is known that he has passed in Hindi ?

If 20% of the goods are sold at 50% profit, 40% of the goods at 20% loss, 20% of the goods at 5% loss and the remaining at no loss or no profit, then the overall profit percentage is: यदि 20% वस्तुएँ 50% लाभ पर बेची जाती हैं, 40% वस्तुएँ 20% हानि पर बेची जाती हैं, 20% वस्तुएँ 5% हानि पर बेची जाती हैं तथा शेष वस्तुएँ ना तो लाभ ना ही हानि पर बेची जाती हैं, तो कुल मिलाकर लाभ का प्रतिशत ज्ञात करें |

In an examination 65% students pass in History and 55% students pass in Hindi. If 5% students fail in both the subjects, then what is the percentage of students who have passed in both the subjects?

In a state with a population of 75 x 10^6, 45% of them know Hindi, 22% know English, 18% know Sanskrit, 12% know. Hindi and English, 8% know English and Sanskrit, 10% know Hindi and Sanskrit and 5% known all the three languages What is the number of people who do not know any of the above three languages? What is the number of people who know only Hindi . What is the number of people who know only Sanskrit? What is the number of people who know only English? What is the number of people who know only one language? What is the number of people who know only two languages?

Six persons, L, M, N, P, Q and R, are sitting in a row facing towards the north (not necessarily in the same order). There are three person between P and M.P is not at any of the ends. There are three persons between L and Q. N is to the left of R. L is at one of the ends. M is to the right of P. How many person are sitting to the left of N? छः व्यक्ति - L, M, N, P, Q और Rउत्तर की ओर मुख करके एक पंक्ति में बैठे हुए हैं, लेकिन ज़रूरी नहीं कि इसी क्रम में | P और M के बीच तीन लोग हैं |P किसी भी छोर पर नहीं है || L और Q के बीच केवल तीन लोग हैं | N, R के बाएं को है |L किसी एक छोर पर है | M, के दायें को है | N के बाएं को कितने लोग हैं ?

In a class, 30% students study English, 15% study Hindi and 10% study both English and Hindi. One student is selected at random. Find the probability that (i) He studies English if it known that he Hindi (ii) He studies Hindi if it is known that he studies English