An ant carries food at a speed of 1 cm/s. how long will it take the ant to carry a cookie crumbs from the kitchen table to the ant hill, a distance of 50 m? express your answer in seconds.

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.