The penguin nursery is open two times a day: 2/5 hour at noon and 1/5 hour in the afternoon how much is the penguin nursery open every day ​

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Explain why the factor 1.5 is broke. into two numbers in the model.