For a recent evening at a small old fashioned movie theater 40 percent of the moviegoers were female and 60 percent were male

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries