Jason rides his bike 20 miles every week. if he rode 2 and 1/5 miles on monday,2 and 2/7 miles on wednesday ,and 3 and 3/5 miles on friday how much does he have to ride on saturday in order to meet his 20 mile goal?

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor

Opposite angles in a parrellelogram are