Mr chen is putting bricks down on his patio. The patio is 10 feet long and 4 feet wide. The bricks cost $2 per square foot. How much will it cost mr chen to put bricks down on his patio?

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?