Boiler Technician 07-Aug-2022 09_00-11_00


Question 1

The average of 10 data is 59.5. In this the average of first 3 data is 56 and the next 4 data is 66. If the 8th data is 12 less than the 9th data and also 7 less than the 10th data, then find the eighth data.
10 डेटा का औसत 59.5 है। इसमें पहले 3 डेटा का औसत 56 और अगले 4 डेटा का औसत 66 है। यदि 8वां डेटा, 9वें डेटा से 12 कम और 10वें डेटा से 7 कम है, तो आठवां डेटा ज्ञात करें।

Options

A

52

52

B

46

46

C

48

48

D

50

50


Solution:

Correct Answer:

C

48

48


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