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27.Acylindricalglass of radius 7 cm is filled with mango juice upto a height of 17 em. Whenrefully observed, the bottom of the glass is covered by a transparent cone of height 6m ndadius 7 cm.What is the actual volume of the juice ? How much juice the seller is saving?In which category, you put the seller(a) dishonest(b) cheat(c) not fair trade practice(d) all of the above |
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Answer» Given:cylinder:radius=7 cmheight=17 cm cone:height= 6 cmradius= 7 cm solution:volume of cylinder=22/7 *r^2 *h=22/7 *7*7* 17=2618 cm^3volume of cone= 1/3 * 22/7 * r^2 *h= 1/3 *22/7 * 7*7*6= 308 cm^3total volume of juice in the glass = 2618-308=2310 cm^3= 2.31 litresin each glass the seller will save 0.31 liters of juice. Like my answer if you find it useful! thanks |
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