Mr. larsenʹs third grade class has 22 students, 12 girls and 10 boys. two students must be selected at random to be in the spring play. what is the probability that one boy and one girl will be chosen? order is not important.

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Questions 9-10. use the table of educational expenditures to answer the questions. k-12 education expenditures population indiana $9.97 billion 6.6 million illinois $28.54 billion 12.9 million kentucky $6.58 billion 4.4 million michigan $16.85 billion 9.9 million ohio $20.23 billion 11.6million 9. if the amount of k-12 education expenses in indiana were proportional to those in ohio, what would have been the expected value of k-12 expenditures in indiana? (give the answer in billions rounded to the nearest hundredth) 10. use the value of k-12 education expenditures in michigan as a proportion of the population in michigan to estimate what the value of k-12 education expenses would be in illinois. a) find the expected value of k-12 expenditures in illinois if illinois were proportional to michigan. (give the answer in billions rounded to the nearest hundredth) b) how does this compare to the actual value for k-12 expenditures in illinois? (lower, higher, same? )