Child slides down a hill with the acceleration of 1.60m/s^2

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Which expression converts 45 degree to radians

Abag contains pieces of paper numbered from 5 to 9. a piece of paper is drawn at random. what is the theoretical probability of drawing a number less than 8?