The monthly incomes of five persons are Rs 1132 Rs 1140…

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The monthly incomes of five persons are Rs. 1132, Rs. 1140, Rs. 1144, Rs. 1136 and Rs. 1148 respectively. What is their arithmetic mean?

  1. A. Rs. 1100
  2. B. Rs. 1120
  3. C. Rs. 1132
  4. D. Rs. 1140

Answer: Option D

Here is complete explanation of The monthly incomes of five persons are Rs 1132 Rs 1140….

Solution(By ExamCraze Team)

Arithmetic mean
$$eqalign{ & = {text{Rs}}{text{. }}left( {frac{{1132 + 1140 + 1144 + 1136 + 1148}}{5}} right) cr & = {text{Rs}}{text{.}}left( {frac{{5700}}{5}} right) cr & = {text{Rs}}{text{. 1140}} cr} $$

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