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ATQ, we can say that let 5% salary of Amit = 15% of salary of Ravi then, (Amit)/(Ravi) = 3/1 since, again 10% of Ravi = 20% of Danny therefore, (Ravi)/(Danny)= 2/1 Now, the Ratio will be taken as Amit : Ravi : Danny 3 : 1 2 : 1 6 : 2 : 1 given Danny salary is = 1x = 800 or, x = 800 therefore,total salary will be (6x + 2x + x) = 9x = 9 x 800 = 7200 ans.
If the letters of the word PLAYERS be arranged at random, what is the probability that there are exactly five letters between P and S?