Is this right?
I’m not sure in my answer

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction