Question
Monthly incomes of Rohan and Mohan are Rs. 28,000 and
Rs. _______, respectively. Rohan and Mohan save 20% and 35% of their respective incomes. The difference between their savings is Rs. _______. The values given in which of the following options will fill the blanks in the same order to make the above statement true: I. 32000, 3600 II. 25000, 1000 III. 37000, 5550 IV. 31000, 4250Solution
ATQ, For I: Saving of Rohan = 0.2 × 28000 = Rs. 5600 Saving of Mohan = 0.35 × 32000 = Rs. 11200 Required difference = 11200 – 5600 = Rs. 5600 (Not true) For II: Saving of Rohan = 0.2 × 28000 = Rs. 5600 Saving of Mohan = 0.35 × 25000 = Rs. 8750 Required difference = 8750 – 5600 = Rs. 3150 (Not true) For III: Saving of Rohan = 0.2 × 28000 = Rs. 5600 Saving of Mohan = 0.35 × 37000 = Rs. 12950 Required difference = 12950 – 5600 = Rs. 7350 (Not true) For IV: Saving of Rohan = 0.2 × 28000 = Rs. 5600 Saving of Mohan = 0.35 × 31000 = Rs. 10850 Required difference = 10850 – 5600 = Rs. 4250 (True) So, IV is true.
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