The side of the square is 4 cm since 4x4= 16
The probability of having a boy: 1/2
1/2(1/2)(1/2)=1/8
The probability of a family having three boys is 1/8.
Hope this helps!
The answer is x=42.8+- (plus or minus) 12
So he should either have $30.80 or $44.80 left
The answer would be 200,000.
This is because you go to the hundred thousands' place and look one place to the right. Since there is a 6 and 6>5 you round up to 2 making it 200,000. Hope this helps!