A carpenter is building a doll house based on an existing full-size house. If the carpenter uses a 3
inch to 1 foot scale, the traditional scale for doll houses built in the 20th century, and the actual house is 30 feet high, how high will the dollhouse be in inches?

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Jonathan can throw a baseball 10 1/3 yards. his brother joey can throw a baseball 13 1/2 yards. how much father can joey throw the ball?