Answer:
d
Step-by-step explanation:
y=2-x
because
7=2-(-5)
7=7
Answer:
I might be wrong but I think the answer is that A and B are equivalent to -1/2 x (4x5)
Step-by-step explanation:
math
Answer:
p = 0.513
Step-by-step explanation:
There are 212 families with exactly 3 children. So in all, there are 212*3 = 636 children.
Of those,
The number of girls is:
81 + 76*2 + 31*3 = 326
That is, 326 girls out of 636 children.
Then

Answer:
3
Step-by-step explanation:
It seems like your question is not complete.
So I will asume that it is like the one in the image.
But probably the answer is not 3 if the range is different from (1-2), eventhough, you just have to follow the same steps.
7/10 = x/12 which mean you need to multiply each side by 12 to find x. So the answer would be X= 8.4