Question
The proportion of salaries of Hema, Clement, and Gaurav
is 3: 5: 7, respectively, if Gaurav is getting Rs.1140 more from Hema. What is Clement's salary? (In rupees)Solution
The ratio of salaries of Hema, Clement and Gaurav is = 3x: 5x: 7x According to the question, Gaurav is getting Rs.1140 more than Hema. 7x-3x = 1140 4x = 1140 x = 1140/4=285 Salary of Clement = 5 × 285 = 1425
Minimum sample size to apply x2 test is
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