Question
The earnings of two individuals, P and Q, are in the
ratio of 4:7. After an increase of 30% in Q’s earnings, his total earnings amount to Rs. 27,300. Based on this information, determine the original earnings of P before any changes.Solution
Let the earnings of P and Q are 4a and 7a. According to question- 130% of 7a = 27300 7a = 27300 × 100/130 7a = 21000 a = 3000 earnings of P = 4a = 12000
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