Arectangle has a width of 3 cm and a length of 10 cm.
what is the effect on the perimeter when the dimensions are multiplied by 10?

a. the perimeter is increased by a factor of 10.
b. the perimeter is increased by a factor of 40.
c. the perimeter is increased by a factor of 100.
d. the perimeter is increased by a factor of 400.

34 cup. a serving of vegetable soup is 23 cup. the restaurant sold 20 servings of chicken noodle soup and 18 servings of vegetable soup. how many more cups of chicken noodle soup did they sell than cups of vegetable soup?

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

If 20% of a number is 35, what is 50% of that number?