1.

member whose2. The mean monthly salary of 10 members of a group is ? 1445. One more mensalary is ? 1500 has joined the group. Find the mean monthly salary of the 11 member,o

Answer»

Sum of the salaries of 10 members/10= mean

sum of 10 members salaries = 10×1445=14450---(1)

if another member joined whose salary is 1500then

sum of 11 members salaries = (1)+1500=15950----(2)mean =15950/11=Rs1450Thus the mean monthly salary is Rs 1450



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