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4. The inside measurements of a cardboard box are 1 m by m by 60 cm. How many books, 20 cm by410 cm by 7.5 cm each can be arranged in the box? |
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Answer» Volume of cuboidal box= l x bx h = 3/2 x 100 cm x 3/4 x 100 cm x 60 cm = 150 cm x 75 cm x 60 cm = 675000 cm^3Volume of book = l x b xh = 20 x 10 x 7.5 = 1500 cm^3 now, 675000 / 1500 = 450 books |
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