Question : The average salary of male employees in a firm was Rs. 5200 and that of females was Rs. 4200. The mean salary of all the employees was Rs. 5000. What is the percentage of female employees?
Option 1: 80%
Option 2: 20%
Option 3: 40%
Option 4: 30%
Latest: SSC CGL preparation tips to crack the exam
Don't Miss: SSC CGL complete guide
New: Unlock 10% OFF on PTE Academic. Use Code: 'C360SPL10'
Correct Answer: 20%
Solution : Given: The average salary of male employees in a firm = Rs. 5200 The average salary of female employees in a firm = Rs. 4200 The average salary of all employees in a firm = Rs. 5000 By using the rule of alligation, The ratio of the male employees to the female employees = (Higher value – Mean value) : (Mean value – Lower value) = 800 : 200 = 4 : 1 So, the required percentage of female employees $=\frac{1}{(1+4)} × 100 = 20$% Hence, the correct answer is 20%.
Candidates can download this ebook to know all about SSC CGL.
Answer Key | Eligibility | Application | Selection Process | Preparation Tips | Result | Admit Card
Question : The average monthly salary of all the employees in a factory is Rs. 8840. If the average salary of all the officers is Rs. 15000 and that of the remaining employees is Rs. 8000, what is the percentage of the officers among the employees?
Question : A clock was sold for Rs. 144. If the percentage of profit was numerically equal to the cost price, the cost of the clock was:
Question : 25% of A's annual salary is equal to 80% of B's annual salary. The monthly salary of B is 40% of C's monthly salary. If C's annual salary is Rs. 6 lakhs, what is the monthly salary of A?
Question : Two blends of a commodity costing Rs. 35 and Rs. 40 per kg, respectively, are mixed in a ratio of 2 : 3 by weight. If one-fifth of the mixture is sold at Rs. 46 per kg and the remaining at Rs. 55 per kg, the profit percentage is:
Question : In a team of 10 persons, nine spent Rs. 40 each for their meal, and the remaining one spent Rs. 9 more than the average expenditure of all the 10 persons. The total expenditure for their meal was:
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile