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Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.
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Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?
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Mathematics, 22.06.2019 00:00
Darragh has a golden eagle coin in his collection with a mass of 13.551\,\text{g}13.551g. an uncirculated golden eagle coin has a mass of 13.714\,\text{g}13.714g.
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Standard normal distribution to find P(-2.25 < z < 0)....
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