The average height of Nakul, Baneet, Preetam and Yash is 20 cm, while the average height of Nakul, Preetam and Yash is 16 cm. If height of Manish is 25% more than that of Baneet, then find the average height of Baneet and Manish.
Total height of Nakul, Baneet, Preetam and Yash = 20 × 4 = 80 cm Total height of Nakul, Preetam and Yash = 16 × 3 = 48 cm Height of Baneet = 80 – 48 = 32 cm Height of Manish = 32 × (125/100) = 40 cm Required average = (32 + 40)/2 = 36 cm
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