35 total girls and 50 total boys were surveyed. How
many students bought their lunch from the cafeteria?
Round to the nearest whole number.
students

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

What is the 12th term of b(n)=-4-2(n-1)