Ari is designing a patio that will be 20 feet long and 16 feet wide. he makes a scale drawing of the patio using a scale of 1 inch to 4 feet. the ratio of the area of the scaled drawing to the actual area of the patio is 1 square inch to square feet.

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

What percent of the circle below is shaded?

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps