Bags of nails weigh 200 grams each. Boxes of screws weigh 140 grams each. Both measurements are given to the nearest 10 grams. Show that 4 bags of nails could weigh the same as 6 boxes of screws.

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)

What is the remainder when 3x^2-x-10 is divided by x-1 -6,-7,-8, or -9

15 oranges weigh 3.75 kilograms (kg). if each orange weighs approximately the same, approximately how much does each orange weigh?