This is a number system which uses a base of 10. The valid digits are 0 to 9

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?