Answer:
350
Step-by-step explanation:
If there are 210 girls, then the number of boys is (210÷3)x7=350.
Answer: The required value of f(3) is 81.
Step-by-step explanation: We are given the following function :

We are to find the value of f(3).
Substituting x = 3 in equation (i), we get

Thus, the required value of f(3) is 81.
Answer:
Step-by-step explanation:
for slope its -3/5
for y if its slope it m=1
but if it is inverse its x-11
Answer:
a b
Step-by-step explanation: