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Two numbers are in the ratio 5:6.8subtracteted from each of the numbers, the 12,mes 4:5. Find the numbers.[NCERT Exemplar |
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Answer» Let the two no be x and ytherefore x / y = 5 / 66 * x = 5 * y6 * x - 5 * y = 0 * 5 30 * x - 25 * y = 0..................(i)also (x - 8)/(y - 8) = 4 / 55 * x - 40 = 4 * y - 325 * x - 4 * y - 8 = 0 *630 * x - 24 * y - 48 = 0 .....................(ii)subtracting (i) from (ii)y - 48 = 0y = 48putting y = 48 in x/y = 5/6x/48 = 5/6x = 5 * 48 / 6x = 5 * 8x = 40therefore the two numbers are 40 and 48 Like my answer if you find it useful! I don't get it pls explain deeply |
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