If 4/7 ton of concrete covers 7/8 of a bridge, how many tons of concrete are required to cover the entire bridge? 17/56 ton 3/7 ton 1/2 ton 32/49 ton me out : p

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.

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.