Alan regularly works 40 hours per week as a nurse, earning $23.00 per hour. When
he works overtime, he earns 1.5 times his normal hourly rate. What is Alan's hourly
overtime rate?
O $46.00 per hour
O $34.50 per hour
O $38.33 per hour
O $15.33 per hour

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of