Kyle found that 31/97=0.3196. Without doing any computation, explain how we know that Kyle is wrong

225/100 of last years cost. write each fraction as a decimal and as a percent

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

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.