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<html><body><h2 id="content-id-5490386217-2"><b>Mensuration 2D Questions Overview</b></h2><p>Mensuration 2D Questions have a good weightage in the Sbi Po Exam and the type of question asked in Sbi Po exam is similar to the question mentioned below. It has been solved and explained by KD Live Experts under the guidance of Neetu Mam and they have tried to elaborate the concept used in Mensuration 2D Questions.</p><h2 id="content-id-5819467302-3"><b>Question On Mensuration 2D </b></h2>The radius of a solid cylinder is r cm and its height is (r + 3) cm. If the curved surface area (CSA) of the cylinder is 440 cm2, find the volume of a solid cube whose side length is exactly equal to the radius r of the cylinder. (Take π = 22/7)
<div class="row show--dificulty--bar" style="margin-top:8px;"><div class="col-sm-6 show--dificulty--bar" style="display:inline-flex !important;border-right:0.1px solid #eee;"><h3 style="font-size:12px !important;">Difficulty : Easy </h3></div><div class="col-sm-6 show--dificulty--bar" style="display:inline-flex;"><h3 style="font-size:12px !important;"> Average Time : 40 Seconds </h3></div></div><h2 id="content-id-3946207518-4"><b> Mensuration 2D Questions Options</b></h2><ol><li><p>512 cm<sup>3</sup></p>
</li><li><p>343 cm<sup>3</sup></p>
</li><li><p>125 cm<sup>3</sup></p>
</li><li><p>389 cm<sup>3</sup></p>
</li><li><p>729 cm<sup>3</sup></p>
</li></ol> <h2 id="content-id-2854136790-5"><b> Mensuration 2D Questions Solution</b></h2><p>The correct answer is <strong>option 2</strong> i.e. <strong>343 cm<sup>3</sup></strong></p>

<p>CSA of cylinder = 2 × 22/7 × r × (r + 3) = 440</p>

<p>⇒ r(r + 3) = 440 × 7/44 = 70</p>

<p>⇒ r<sup>2</sup> + 3r − 70 = 0</p>

<p>⇒ (r + 10)(r − 7) = 0</p>

<p>⇒ r = 7 cm</p>

<p>Volume of cube = 7<sup>3</sup> = 343 cm<sup>3</sup></p>
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The correct answer is option 2 i.e. 343 - Mensuration 2D Questions are asked in Sbi Po exams and your question has been explained by experts like Neetu Mam.

 Mensuration 2D Questions Tips and Tricks

The radius of a solid cyl - Mensuration 2D Questions for Sbi Po

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