Clark wants to figure how many pens to order for the office. there are 48 workers, and he needs to order one pen for each worker. he knows that for every 3 people who prefer red, there are 9 who prefer blue.

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9