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30 May 2025, 16:29
Kudos
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Thank you for providing the similar questions link to practice
Bunuel
11 Dec 2025, 12:11
Kudos
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Let k be a square
k = 3150 * y
Prime factoring 3150 = 2 * 3^2 * 5^2 * 7
k = 3150 * y
k = 2 * 3^2 * 5^2 * 7 * y
k = 14 * 15^2 * y
To make k a perfect square, y has to be atleast 14
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GMAT-Club-Forum-d2gpi4cb.gif [ 43 Bytes | Viewed 111 times ]
k = 3150 * y
Prime factoring 3150 = 2 * 3^2 * 5^2 * 7
k = 3150 * y
k = 2 * 3^2 * 5^2 * 7 * y
k = 14 * 15^2 * y
To make k a perfect square, y has to be atleast 14
[ltr]
mrwaxy
Attachment:
GMAT-Club-Forum-d2gpi4cb.gif [ 43 Bytes | Viewed 111 times ]
