A bread recipe calls for 5 cups of flour. If you add flour to the dough 1/4 cup at a time, how many times will you add flour to the dough?

Can you simplify 4/7? 24 points will be awarded!

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m