It sum.because <span>basically you are adding them up</span>
1. w= 52
2. x= 5
3. n=1.4
4. x= -28/9 or x=-3.1
Let P be the number of kids,
we know P>57
take 1-(1/2)-(1/5)=3/10
therefore 57 is 3/10P
3/7P=57
P=57*7/3=133 is the answer
it would be incorrect if we didnt get a positive integer.
