Last month, lana sold 35 necklaces a week at $15 each. however, throughout the month, 6 customers returned their necklaces for a fu refund due to defective clasps. how much did luna make selling necklaces last month if there were 4 weeks in the last month?

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