Distance between town a and town b = 420 miles. average speed of automobile = 45 mph. time to travel between town a and town b = hours.

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?