the average salary of 5 labourers is 450 rupees.then what is the average when A Labour with salary 480 is join in the labourers??
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Answered by
1
sum of salary of labours is
450×5 = 2250
so, if add 480 then sum will 2730
so, average is 2730/6 = 455
answer is 455/-
450×5 = 2250
so, if add 480 then sum will 2730
so, average is 2730/6 = 455
answer is 455/-
Answered by
0
total salary of 5 laboureres/5 = 450 (Given)
total salary of 5 labourers = 450 * 5 = 2250
Now 1 more person with 480 salary joins
Therefore,
Total persons = 5 + 1 = 6
Total salary = 2250 + 480
= 2730
New average = 2730/6
= 448.16
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