A laundromat charges $10.80 to clean 18 pounds of laundry. At the same rate, how much will the laundromat charge for 28 pounds of laundry?

Draw a triangle with a 1-inch side and a 2-inch side that meet at a 60-degree angle. then classify the triangle.

A special variety of wallpaper covers only 60 square feet per roll. How many single rolls are needed to paper a room measuring 19' by 12' by 8'6"? Show all work.

A bag contains purple marbles and green marbles 105 in total. the number of purple marbles and 9 less than 5 times the number of green marbles. how many purple marbles are there?

Jackie buys a basket for $6, 2 pounds of apples for $3.50 per pound, and 2 pounds of oranges for $3.50 each per pound. The tax for the whole purchase is $1.

Queen Zubaida wishes to choose a Satrap and a Vizier from among her $12$ courtiers. How many different ways can she assign the two roles, assuming the same person cannot fulfill both roles?

How many times greater is 700,000,000 (700 million) than 70,000,000 (70 million) ?

What is 25% of 5000 dollars

What is 1 and 5/6+1/2

What is the range of first 4 even numbers greater than 7?

To prove (1/p+q+x) = 1/p+1/q+1/x