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किसी परीक्षा में 77% उम्मीदवार अंग्रेजी में पास हुए और 34% गणित में फेल ...

किसी परीक्षा में 77% उम्मीदवार अंग्रेजी में पास हुए और 34% गणित में फेल हुए। यदि 13% दोनों विषयों में फेल हुए हों और 784 उम्मीदवार दोनों विषयों में पास हुए हों, तो उम्मीदवारों की कुल संख्या कितनी थी ? In an examination, 77% of the candidates passed in English and 34% failed in Mathematics. If 13% failed in both the subjects and 784 candidates passed in both the subjects, then the total number of candidates was

किसी कस्बे की जनसंख्या प्रतिवर्ष 4% बढ़ जाती है। यदि इसकी वर्तमान जनसंख्...

किसी कस्बे की जनसंख्या प्रतिवर्ष 4% बढ़ जाती है। यदि इसकी वर्तमान जनसंख्या 50000 हो, तो 2 वर्ष बाद यह कितनी होगी ? The population of a town increases by 4% every year. If its present population is 50000, then after 2 years how much will it be?

दूध की कीमत 20% बढ़ गई है। व्यय को उतना ही रखने के लिए वर्तमान उपभोग में...

चीनी के भाव में 20% की कमी हो गई है। अब एक व्यक्ति ₹36 में 500 ग्राम अधि...

NTPC 2020 MOST IMPORTANT PRACTICE QUESTION | BOTH IN HINDI AND ENGLISH |...

1. In a swimming pool measuring 90m x 40m, 150 men take a dip. If the average displacement of water by a man is 8 cubic meters, what will be the rise in water level?  स्विमिंग पूल में 90 मीटर x 40 मीटर की दूरी पर, 150 लोग डुबकी लगाते हैं। यदि एक आदमी द्वारा पानी का औसत विस्थापन 8 घन मीटर है, तो जल स्तर में वृद्धि क्या होगी? 2. Radii of two spheres are equal, they are melted and a right circular cone is formed whose height is 16 cm and the radius is 16 cm. Find the radius (in cm) of the spheres.  दो गोले की रेडिएस बराबर होती हैं, वे पिघल जाती हैं और एक दायां गोलाकार शंकु बनता है, जिसकी ऊँचाई 16 सेमी और त्रिज्या 16 सेमी होती है। गोले के त्रिज्या (सेमी में) का पता लगाएं।  3. How many days will 1648 people take to construct a dam if 721 people can build the same in 48 days? 1621 लोगों को बांध बनाने में कितने दिन लगेंगे अगर 721 लोग 48 दिनों में ही निर्माण कर सकते हैं? 4. Income of A and B are in ratio 2:3 respectively. Income of A is increased by 40% and inc...

From a class of 24 boys, a boy, aged 10 years, leaves the class and in his place a new boy is admitted. As a result the average age of the class is increased by 2 months. What is the age of the new boy 

From a class of 24 boys, a boy, aged 10 years, leaves the class and in his place a new boy is admitted. As a result the average age of the class is increased by 2 months. What is the age of the new boy  24 लड़कों की एक कक्षा में से 10 वर्ष आयु वाला एक लड़का कक्षा छोड़कर चला जाता है तथा उसके स्थान पर एक नए लड़के को कक्षा में दाखिल किया जाता है। परिणामस्वरूप कक्षा की औसत आयु 2 माह बढ़ जाती है नए दाखिल होने वाले लड़के की आयु है

Two men start-together from the someplace in the same direction to go round a circular path. lf one takes 10 minutes and the other takes 15 minutes to make one complete round they will meet after

दो आदमी एक ही स्थान से एकसाथ एक ही दिशा में एकवृत्तीय मार्ग का चक्कर लगाने के लिए रवाना होते हैं, यदि पूरा चक्कर लगाने में उन में से एक 10 मिनट तथा दूसरा 15 मिनट लेता है, तो वे कितने समय बाद परस्पर मिलेंगे ? Two men start-together from the someplace in the same direction to go round a circular path. lf one takes 10 minutes and the other takes 15 minutes to make one complete round they will meet after

If the student of 9th class are arranged in rows of 6,8,12 or 16 and no student is left behind .Then possible no. of student in the same is​

यदि नौवीं कक्षा के छात्रों की 6, 8, 12 या 16 की पंक्तियाँ बनाई जाती हैं, तो कोई भी छात्र छूटता नहीं है। तदनुसार, उस कक्षा में छात्रों की कुल सम्भावित संख्या कितनी है ? If the student of 9th class are arranged in rows of 6,8,12 or 16 and no student is left behind .Then possible no. of student in the same is ​ (a) 60 (b) 72 (c) 80 (d) 96

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What will be remainder when 2^11 is divided by 5

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4128,8424,1362,9624,2124 | Find the wrong number

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यदि एक वस्तु की कीमत को प्रति 10 पर 2 रु. बढ़ा दिया जाता है, तो वर्तमान ...

Two pipes A and B can fill a cistern in 37 ½ minutes and 45 minutes |...

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