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In a class of 60 students there are 20 g...

In a class of 60 students there are 20 girls who scored an average of 40 marks in the test what is the average marks of the boys if the class average is 60 marks?
60 छात्रों की एक कक्षा में 20 लडकियों को टेस्ट में औसत 40 अंक मिले। लड़कों के औसत अंक कितने होंगे यदि कक्षा का औसत 60 अंक है?

A

60

B

70

C

50

D

80

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In a class of 40 students, 60% are girls. The average of the girls’ marks is 72 and that of the boys is 54. What are the average marks of the whole class? 40 छात्रों की एक कक्षा में, 60% लड़कियाँ हैं | लड़कियों के अंकों का औसत 72 है तथा लड़कों के अंकों का औसत 54 है | पूरी कक्षा के औसत अंक कितने हैं ?

In a class of 50 students, 60% are boys. The average of marks of the boys is 62, and that of the girl is 68. What is the average marks of the whole class? 50 छात्रों की एक कक्षा में, 60% लड़के हैं | लड़कों के औसत अंक 62 तथा लड़कियों के औसत अंक 68 हैं | पूरी कक्षा के औसत अंक ज्ञात करें |

In a class of 50 students, 60% are boys. The average of marks of the boys is 62, and that of the girls is 68. What is the average marks of the whole class ?

In a class of 50 students, 40% are girls. The average marks of the whole class are 64.4 and the average of the boys’ marks is 62. What are the average marks of the girls? 50 छात्रों की एक कक्षा में, 40% लड़कियाँ हैं | पूरी कक्षा के औसत अंक 64.4 हैं तथा लड़कों के औसत अंक 62 हैं | लड़कियों के औसत अंक ज्ञात करें |

In a class of 70 students, 40% are girls and remaining are boys. The average marks of the boys are 63 and that of the girls are 70. What is the average marks of the whole class? 70 छात्रों की एक कक्षा में 40% लड़कियाँ और शेष लड़के हैं | लड़कों का औसत अंक 63 तथा लड़कियों का औसत अंक 70 है | पूरी कक्षा का औसत अंक ज्ञात करें |

In a class of 50 students, 46% are girls and the remaining are boys. The average of the boys marks is 58 and that of the girls is 62. What are the average marks of the whole class? 50 छात्रों की एक कक्षा में, 46% लड़कियाँ हैं तथा शेष लड़के हैं | लड़कों के अंकों का औसत 58 है तथा लड़कियों के अंकों का औसत 62 है | पूरी कक्षा का औसत अंक ज्ञात करें |

In a class of 45 students, 40% are girls and the remaining are boys. The average marks of the girls is 64 and that of the boys is 60. What is the average marks of the whole class? 45 छात्रों की एक कक्षा में 40 प्रतिशत लड़कियाँ हैं और शेष लड़के हैं | लड़कियों का औसत अंक 64 तथा लड़कों का 60 है | पूरी कक्षा का औसत अंक ज्ञात करें |

In a class of 40 students, 45% are girls and the remaining are boys. If the average of the girls marks is 54 and that of the boys is 46, what is the average of the whole class? 40 छात्रों की एक कक्षा में, 45% लड़कियाँ हैं तथा शेष लड़के हैं | यदि लड़कियों के अंकों का औसत 54 और लड़कों के अंकों का औसत 46 है, तो पूरी कक्षा का औसत अंक ज्ञात करें |

In a class of 60 students, 40% are girls. The average weight of the boys is 62 kg and that of the girls is 55 kg. What is the average weight of the whole class? 60 छात्रों की एक कक्षा में, 40% लड़कियाँ हैं | लड़कों का औसत वज़न 62 किलो ग्राम तथा लड़कियों का औसत वज़न 55 किलो ग्राम है | पूरी कक्षा का औसत वज़न कितना है

CHAMPION PUBLICATION-2017 TIER-II PAPER(9)-EXERCISE
  1. Before a battle there were the ratio of captains to soldiers was 2: 7....

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  2. The average marks of 18 students in an examination was 60. It was late...

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  3. In a class of 60 students there are 20 girls who scored an average of ...

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  4. The average of 44 consecutive odd numbers is 144. What is the largest ...

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  5. A batsman makes 100 runs in the 25th match of his career. His average ...

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  6. An oil refinery buys oil at Rs 3600 per barrel. There is 10% wastage. ...

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  7. A vendor sells a coconut at Rs 24 and suffers 24% loss. If he wants to...

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  8. A villager buys a goat and a sheep together for Rs 14,250. He sold the...

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  9. On a certain item profit is 120%. If the cost price increases by 10% t...

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  10. If 35% are the passing makes. A student gets 200 marks yet fails by 24...

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  11. A student gets 22 marks more in French than what she got in German. He...

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  12. 2% of a = b, then b% of 10 is the same as

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  13. A man's annual income has increased by Rs. 1.2 lakhs but the tax on in...

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  14. A car travelling at an average speed of 72 km/hr takes 9 minutes to tr...

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  15. Train A takes 1 hour more than train B to travel a distance of 720 km....

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  16. Two cars A and B travel from one city to another city, at speeds of 60...

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  17. B starts 4.5 minutes after A from the same point, for a place at a dis...

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  18. If compound interest received on a certain amount in the 3rd year is ₹...

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  19. The amount received at 10% per annum com pound interest after 3 yrs is...

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  20. In how many years will ₹ 25,000 yield ₹ 8,275 as compound interest at ...

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