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12^(1/2) + 108^(1/2) + 48^(1/2) =

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12^(1/2) + 108^(1/2) + 48^(1/2) =

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$$\sqrt{12}+\sqrt{108}+\sqrt{48}=$$
$$A.\ 12\sqrt{3}$$
$$B.\ 24$$
$$C.\ 12\sqrt{5}$$
$$D.\ 48\sqrt{3}$$
$$E.\ \sqrt{168}$$

OA=A

Source: Veritas Prep

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M7MBA wrote:
$$\sqrt{12}+\sqrt{108}+\sqrt{48}=$$
$$A.\ 12\sqrt{3}$$
$$B.\ 24$$
$$C.\ 12\sqrt{5}$$
$$D.\ 48\sqrt{3}$$
$$E.\ \sqrt{168}$$
√12 + (√9 * √12) + (√4 * √12)

= √12 + 3√12 + 2√12

= 6√12

= 6 * √4 * √ 3

= 12√3

The correct answer is A.

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M7MBA wrote:
$$\sqrt{12}+\sqrt{108}+\sqrt{48}=$$
$$A.\ 12\sqrt{3}$$
$$B.\ 24$$
$$C.\ 12\sqrt{5}$$
$$D.\ 48\sqrt{3}$$
$$E.\ \sqrt{168}$$

OA=A

Source: Veritas Prep
Simplifying, we have:

√4 x √3 + √36 x √3 + √16 x √3

2√3 + 6√3 + 4√3 = 12√3

Answer: A

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Scott Woodbury-Stewart
Founder and CEO
scott@targettestprep.com



See why Target Test Prep is rated 5 out of 5 stars on BEAT the GMAT. Read our reviews

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