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by cramya » Sat Dec 27, 2008 11:22 am
3x = 4y = 7z

The least value of x,y,z will be the inetgers which when multiplied by each gives us the lcm

lcm = 84

3 * 28 = 4 * 21 = 7 * 12

x+y+z = 28+21+12 = 61

Choose D)
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by vittalgmat » Sun Dec 28, 2008 12:02 am
Good question!! and good soln Cramya

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