What js the solution to the inequality 1/4+x<5/6

The circumference of a circle is 5 pi cm. what is the area of the circle?

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?