InterviewSolution
Saved Bookmarks
| 1. |
Find the arithmetic mean between:(i) 9 and 19(ii) 15 and -7(iii) -16 and -8 |
|
Answer» (i) 9 and 19 To find: Arithmetic mean between 9 and 19 The formula used: Arithmetic mean between a and b = +/2 We have 9 and 19 A.M. = 9+19/2 = 28/2 = 14 (ii) 15 and -7 To find: Arithmetic mean between 15 and -7 The formula used: Arithmetic mean between a and b = +/2 We have 15 and -7 A.M. = (-15)+(-7)/2 = 15-7/2 = 8/2 = 4 (iii) -16 and -8 To find: Arithmetic mean between -16 and -8 The formula used: Arithmetic mean between = a and b = +/2 We have -16 and -8 A.M. = (-16)+(-8)/2 = -16-8/2 = -24/2 = -12 |
|