Express each ratio as a fraction in lowest terms.
1) 55 cents to 66 cents :
2) 21 inches to 3 feet:
3) 2 weeks to 14 days :

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

David is standing on the sixth rung of a ladder while painting his house. which expressions represent a change in david’s position of 2 rungs on the ladder? choose exactly two answers that are correct. a. 6+2 b. 6-2 c. 2x6 d. 6/2