Asphere has a diameter of 22 units. what are its radius and volume?

a.

the radius is 11 units, and the volume is 4,179.34 cubic units.

b.

the radius is 44 units, and the volume 356,637 cubic units.

c.

the radius is 44 units, and the volume is 267,477.76 cubic units.

d.

the radius is 11 units, and the volume is 5,572.45 cubic units.

Which of the following parabolas opens up?

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

Naruto is choosing between two venues that will deliver food to his house. with probability 1/3 he will choose ramen mania (r), and with probability 2/3 he will choose sushi (s). if he chooses r, 15 minutes after making the call, the remaining time it takes the food to arrive is exponentially distributed with average 10 minutes. if he orders s, 10 minutes after making the call, the time it takes the food to arrive is exponentially distributed with an average of 12 minutes. given that he has already waited 25 minutes after calling, and the food has not arrived, what is the probability that he ordered from r? i am really stuck on how to set this up, so if you could be extra clear, that would be super ! in advance