TIFR PHD CS & SS 2018
December 7, 2024GATE 1996
December 8, 2024GATE 2004
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Question 19
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If 73x (in base-x number system) is equal to 54y (in base-y number system), the possible values of x and y are
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8, 16
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10, 12
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9, 13
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8, 11
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Question 19 Explanation:
(73)x = (54)y
7x+3 = 5y+4
7x-5y = 1
Only option (D) satisfies above equation.
7x+3 = 5y+4
7x-5y = 1
Only option (D) satisfies above equation.
Correct Answer: D
Question 19 Explanation:
(73)x = (54)y
7x+3 = 5y+4
7x-5y = 1
Only option (D) satisfies above equation.
7x+3 = 5y+4
7x-5y = 1
Only option (D) satisfies above equation.