Girl to Boys
3 : 10
12 : 40
12 + 40 = 52
40 boys
Hope you’ve got answer!!!
The sum of y and 9
Hope this helps
Answer:
If you know two number a and b and need find, b is what percentage of a, P=b
- 100%
a
F(x) = 1.8x - 10.....g(x) = -4
f(x) = g(x)
1.8x - 10 = -4
1.8x = -4 + 10
1.8x = 6
x = 6 / 1.8
x = 3.33 or 3 1/3
