CBSE 2022 | संख्याओं के साथ खेलना - L16 | Class 6 NCERT गणित | 7 PM | Kamal Sir

The average of 16 numbers is 48. The average of the first 7 numbers is 45 and the average of the next 6 numbers is 52. If the 14th number is 11 less than the 15th number and is 5 more than the 16th number, then the average of the 15th and 16th number is: 16 संख्याओं का औसत 48 है | पहली 7 संख्याओं का औसत 45 तथा अगली 6 संख्याओं का औसत 52 है | यदि 14वीं संख्या 15वीं संख्या से 11 कम तथा 16वीं संख्या से 5 अधिक है, तो 15वीं एवं 16वीं संख्या का औसत क्या होगा ?

The average of 18 numbers is 52. The average of first 8 numbers is 62 and the average of the next 7 numbers is 45. If the 16th number is 6 less than the 17th number and the 17th number is one more than the 18th number then what is the average of 16th and 18th number? 18 संख्याओं का औसत 52 है | पहली 8 संख्याओं का औसत 62 तथा अगली 7 संख्याओं का औसत 45 है | यदि 16वीं संख्या 17वीं संख्या से 6 कम है तथा 17वीं संख्या 18वीं संख्या से एक अधिक है, तो 16वीं और 18वीं संख्या का औसत ज्ञात करें |

Acids,Bases and pH - Class 10 Science | 7 PM Master Class By Vipin Sir

The ratio of the given two numbers is 9 : 7. If 6 is added to each number, then the ratio becomes 21 : 17. What is the difference between the given numbers ? दी गयी दो संख्याओं का अनुपात 9:7 है | यदि प्रत्येक संख्या में 6 जोड़कर उसे बढ़ा दिया जाए तो अनुपात 21:17 हो जाता है | दी गयी दो संख्याओं के बीच क्या अंतर है?

The marks obtained by 40 students of class IX in an examination are given below: 18, 8, 12, 6, 8, 16, 12, 5, 23, 2, 16, 23, 2, 10, 20, 12, 9, 7, 6, 5, 3, 5, 13, 21, 13, 15, 20, 24, 1, 7, 21, 16, 13, 18, 23, 7, 3, 18, 17, 16 Present the data in the form of a frequency distribution using the same class size, one such class being 15-20 (where 20 is not included)

S.L. Loney (Ex-16 Q1, 3, 4, 5, 6, 7)

S.L. Loney (Ex-16 Q1, 3, 4, 5, 6, 7)