Question

17. The mean of 5 numbers is 22. If one more number is included, then the mean of the new set ol
numbers becomes 24. Find the included number,
18. The mean attendance of a class from Monday to Saturday was 34. If the mean attendance on
Monday, Tuesday, Wednesday and Thursday was 33 and that on Thursday, Friday and Saturday
was 35, then find the attendance on Thursday,​

Answer 1

Step-by-step explanation:

Q. 17

5 संख्याओं का माध्य = 22

छठी संख्या जोड़ने पर माध्य = 24

5 संख्याओं का योग = 110

6 संख्याओं का योग = 144

छठी संख्या = 144-110 = 34