Question Bank : Question 3B
3 Marks Each
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Answer:
Answer: Ajay: 9 years, Vijay: 16 years
Answer: x = 2 and y = − 1
(D = 25, Dx = 50, Dy = − 25)
(D = 25, Dx = 50, Dy = − 25)
Answer: 5 and 2
Answer: x = 3 and y = 2
Answer: m = 1, n = 4
Answer: 26 cm
Answer: P(1, − 2)
Answer: a = 2, b = 3
Answer: Starting Salary: ₹ 13,000/-, Yearly Increment: ₹ 500/-
Answer: (i) x = 5, (ii) y = − 4