A car is traveling at 50 miles per hour. What is its speed in feet per second? (Round your answer one decimal place.) feet per second

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1

:)i need to know on which ones are corresponding, alternate interior, alternate exterior, or none of these.