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The average of 18 numbers is 37.5. If si...

The average of 18 numbers is 37.5. If six numbers of average x are added to them, then the average of all the numbers increases by one. The value of x is :
18 संख्याओं का औसत 37.5 है | यदि औसत x वाली छः संख्याओं को उनमें जोड़ा जाए, तो इन सभी संख्याओं का औसत एक से बढ़ जाता है | x का मान है :

A

42

B

40

C

38.5

D

41.5

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Average of 11 numbers is 32. If the average of first six numbers is 26 and the average of last six numbers is 36 then what is the value of the sixth number? 11 संख्याओं का औसत 32 है | यदि पहली छः संख्याओं का औसत 26 है और अंतिम छः संख्याओं का औसत 36 है, तो छठी संख्या का मान ज्ञात करें |

The average of 50 numbers is 75. If the average of first set of 25 numbers is 65, then what is the average of the second set of 25 numbers? 50 संख्याओं का औसत 75 है | यदि 25 संख्याओं के पहले समूह का औसत 65 है, तो 25 संख्याओं के दूसरे समूह का औसत ज्ञात करें |

The average of five consecutive even numbers is M. If the next five even numbers are also included, the average of ten numbers will be: पाँच लगातार सम संख्याओं का औसत M है | यदि अगली पाँच सम संख्याओं को भी शामिल कर लिय जाए, तो दस संख्याओं का औसत कितना होगा ?

The average of a few numbers is 48. If 75% of the numbers are increased by 4 each and the rest are decreased by 6 each, then what is the average of the numbers, so obtained? कुछ संख्याओं का औसत 48 है | यदि 75% संख्याओं को 4 से बढ़ा दिया जाता है और शेष संख्याओं को 6 से कम कर दिया जाता है, तो इस प्रकार इन संख्याओं का प्राप्त होने वाला औसत होगा :

The average of four numbers is 20. If the average of the first two numbers is 15, then what is the average of the last two numbers? चार संख्याओं का औसत 20 है | यदि पहली दो संख्याओं का औसत 15 है, तो अंतिम दो संख्याओं का औसत ज्ञात करें |

The average of the first four numbers is three times the fifth number. If the average of all the five numbers is 85.8, then the fifth number is: पहली चार संख्याओं का औसत पाँचवीं संख्या से तीन गुना है | यदि सभी पाँच संख्याओं का औसत 85.8 है, तो पाँचवीं संख्या होगी :

The average of n number is 36. If each of 75% of the numbers is increased by 6 and each of the remaining numbers is decreased by 9, then the new average of the numbers is: n संख्याओं का औसत 36 है | यदि इन संख्याओं के 75% में से प्रत्येक को 6 से बढ़ा दिया जाए और प्रत्येक शेष संख्या को 9 से कम कर दिया जाए, तो इन संख्याओं का नया औसत क्या होगा ?

The average of 9 numbers is 40. If the average of the first five numbers is 38 and the average of the last five numbers is 50, then what is the fifth number? 9 संख्याओं का औसत 40 है | यदि पहली पांच संख्याओं का औसत 38 है तथा अंतिम पांच संख्याओं का औसत 50 है, तो पाँचवीं संख्या कौन सी है?

PINNACLE-2018 Main Exam 2nd Shift-EXERCISE
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  4. A person buys 80 kg of rice and sells it at a profit of as much money ...

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