Answer:
15/3
Step-by-step explanation:
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Answer simplified - 4 square root 10
He maybe accidently added both of thm .
But if we difference we get 7.
Because - and - =+
So
-11+4=7.
Answer: f(n)= -8.75 + 0.75n
Step-by-step explanation:
Answer: Hence, the correct size of boys group is 5 and girls is 6.
Step-by-step explanation:
Since we have given that
Number of boys = 60
Number of girls = 72
We need to divide the students into gender specific groups of the largest possible size.
For this we will find "HCF of 60 and 72" which is equal to "12".
So, the correct size of each group is 12 in which number of boys would be 
Number of girls would be 
Hence, the correct size of boys group is 5 and girls is 6.