What is the universes estimated age

What is 7/81 as a percentage? round your answer to the nearest tenth of a percent.

At work claire has a deadline that is rapidly approaching as she works she finds that she is doing more work in a shorter amount of time than usual she thinks more quickly and her senses and memory are sharper what is responsible for claire working more efficiently

Marijuana is likely to make a driver? a. become enraged at others' mistakes b. drive faster than is safe c. overreact to sounds on the road d. respond passively to a hazard