Answer:
40 girls
Step By Step Explanation:
assume boys = y girls = x
y = 1/2x + 10
y = 30
30 = 1/2x + 10
1/2x = 20
x = 20 *2 = 40
girls is 40 boys is 30
Answer:
The answer is 11.9cm
Step-by-step explanation:
The solution is in the image
Answer: 7 Courts
Step-by-step explanation: One US gallon equals for US courts, so 1 3/4 x 4 is seven
Answer:
1
Step-by-step explanation:
the maximum of f(X)=sin(X) is 1