Solve the inequality for x:
x-1<2x+2<2x+1

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*