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SSC Selection Post 2020 PYQ — Question 69

SSC Selection Post - Matriculation Level 2020 - 6 Nov 2020 - Shift 1 • Quantitative Aptitude • Q69

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If 45% of 30 + 2X = 35% of 15 + 20% of 45, then the value of X is:

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Correct answer: D

Explanation

The correct answer is option 4 i.e. 383\over8.

45% of 30 + 2X = 35% of 15 + 20% of 45

⇒ 13.5 + 2X = 5.25 + 9

⇒ 2X = 14.25 - 13.5

⇒ 2X = 0.75

⇒ 2X = 343\over4

⇒ X = 383\over8