3. In a batch of 380 calculators, 11 were found to be defective. What is the probability that a calculator chosen at random will be defective? Write the probability as a percent.
Round to the nearest tenth of a percent if necessary.
a) 72.8% b) 2.9% C) 3.8% d) 97.1%

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?