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Posted by on Tuesday, July 22, 2014 at 12:27pm.

The average of a,b,cis 70.the value of a is 2 more than b.the value of b is 11 more than c.find the value of a,b and c.

  • Maths - , Tuesday, July 22, 2014 at 12:33pm

    a = b+2
    c = b-11

    )a+b+c)/3 = 70
    a+b+c = 210
    b+2 + b + b-11 = 210
    3b = 219
    b = 73

    a = 75
    c = 62

    check:
    (73+75+62)/3 = 70
    all looks good

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