Ashley bought a bag of 15 sweet potatoes. she used 2/5 of them for sweet potato casserole and 1/3 of them for sweet potato pie .what fraction of the potatoes did she use

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint. how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?