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50 POINTS. QUESTION. PLEASE ANSWER. Arun makes a cuboid of wood. Off sizes 7cm 4 cm and 3 cm how many such minimum number of cuboids will be need to form a cube?

Answer» <html><body><h2><strong>Given that Parikshit <a href="https://interviewquestions.tuteehub.com/tag/makes-2811811" style="font-weight:bold;" target="_blank" title="Click to know more about MAKES">MAKES</a> a cuboid of plasticine of sides 5 cm, 2 cm, 5 cm. Now, we have to find l.c.m. of the sides of <a href="https://interviewquestions.tuteehub.com/tag/cuboids-940277" style="font-weight:bold;" target="_blank" title="Click to know more about CUBOIDS">CUBOIDS</a> to <a href="https://interviewquestions.tuteehub.com/tag/get-11812" style="font-weight:bold;" target="_blank" title="Click to know more about GET">GET</a> the side of <a href="https://interviewquestions.tuteehub.com/tag/cube-940156" style="font-weight:bold;" target="_blank" title="Click to know more about CUBE">CUBE</a>. Then, l.c.m. of 5, 2, 5 = 10. </strong></h2><h2><strong>Therefore, each side of the cube will be 10 cm</strong></h2><h2><strong>. Now, the volume of the cuboid is = (5*2*5) <a href="https://interviewquestions.tuteehub.com/tag/cubic-940181" style="font-weight:bold;" target="_blank" title="Click to know more about CUBIC">CUBIC</a> cm = 50 cubic cm. </strong></h2><h2><strong>and, the volume of the new cube is = (10*10*10) cubic cm = 1000 cubic cm. Therefore, he need (1000/50) cuboids, i.e., 20 cuboids.</strong></h2><p><strong></strong></p></body></html>


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