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Maths Puzzle
Numerical Ability
A couple plans to have three children. What is the probability of getting at least one girl? 7/8 1/8 1/2 3/4
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I am having trouble with this question, Find the lowest common denominator of p+3
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p^2+7p+10
and
p+5
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p^2+5p+6
Can someone please help me?
I need help on how to get the answer to this equation: Y=(2xÙ2 + 4x + 1)Ù5
and the answer they gave was y= 20(2x +4x +1)Ù4(x+1), do you think there was a typo somewhere??