A scientist changes the temperature of a solution at a rate of -6°C per minute. How many minutes will it take for the solution's
temperature to change from 0°C to -54°C?
А
9 min
B
324 min
60 min
48 min

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