Find the median:
31, 1, 12, 2, 21, 22, 1, 0, 31, 13

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class