PLZ HELP THIS IS TIMED Bobby borrowed $500 at 12 percent simple annual interest. He paid back $680 to pay off the loan. How many years did it take Bobby to pay back the loan? 3 4 11 12

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Charlie tosses five coins. what is the probability that all five coins will land tails up.

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music. they were asked how they like three types of music: rock, country western and jazz. the results are summarized below: no one dislikes all three types of music. six like all three types of music. eleven don’t like country western. sixteen like jazz. three like country western and jazz, but not rock. six don’t like rock. eight like rock and country western. seven don’t like jazz. how many students were surveyed?