On a recent day, one u. s dollar was worth 0.64 euros. if you were to exchange 126 euros on that day, how many u. s. dollars would you have received? $64.00 $80.64 $126.00 $196.88

Really need on these. i have no idea what to do

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions