Answer:
49 children
Step-by-step explanation:
Adult : Child = 2 : 7
Adult = 14
2 = 14
So, 1 = 14/2 = 1 = 7 in the ratio.
So, 7 x 7 = 49 children are there.
Answer: 
Step-by-step explanation:
Given
Function is 



from (i) and (ii) we get

15 and 450 because you divide and multiply until you get the same number
Answer:
Step-by-step explanation:

Answer:
22
Step-by-step explanation:
3x = x+44(base angle of isosceles triangle are equal)
2x = 44
x = 22