Acinema is selling movie tickets for adults and children. if one person buys 3 adult tickets and 10 child tickets and spends $175, and another person buys 6 adult tickets and 7 child tickets and spends $220, how much does each type of movie ticket cost?

Pls , the question is in the picture!

Our goal is to collect email addresses from 60% of customers who purchase a product." so that means if i talk to 95 customers, i need to persuade to provide an email address?

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