The ratio of the weight of Meg’s cat to the weight of Anne’s cat is 5:7. Meg’s cat weighs 20 kg. How much more does Anne’s cat weigh?

Pat the Painter mixed 3 pints of yellow paint with 4 pints of green paint to make a nifty new color. He used 27 pints of yellow paint. How many pints of green paint will he need?

The ratio of boys to girls at the basketball game is 8:5. There are 30 girls. How many more boys are there than girls?

Craig and Brian looked for seashells. For every 9 seashells Craig found, Brian found 7. Craig found 54 seashells. How many fewer seashells did Brian find than Craig?

There are 3 packs of crayons available for every 5 students in the art class. How many students can share 15 packs of crayons?