Average pocket allowance of 6 students is 45 of these pocket allowanse of 5 dtidents is 20, 30,22,24 and 32 .ehat is the pocket allowance of the sixth student
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average= 45
no. of students = 6
average = sum of all observations / no. of observations
let the allowance of the sixth student be x
average = sum of pocket money / no. of students
45 = 20+30+22+24+32+x / 6
45 = 128 + x / 6
45× 6 = 128 + x
270 - 128 = x
x = 142 ( ans)
no. of students = 6
average = sum of all observations / no. of observations
let the allowance of the sixth student be x
average = sum of pocket money / no. of students
45 = 20+30+22+24+32+x / 6
45 = 128 + x / 6
45× 6 = 128 + x
270 - 128 = x
x = 142 ( ans)
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