Abag contains several stuffed animals. there are 3 tigers 2 orangutans 5 panda bears 8 giraffes and 7 giselle's. steven randomly chooses an animal and puts it back into the back. he repeats this 100 times. how many times should steven expect to drawl a tiger?

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)