1. Tara spent 3 hours doing homework last night. She spent 1/3 of her time on math, and 1/5 of her time on science. Which method would provide the most reasonable estimate of the total time Tara spent on her math and science homework last night? Least common denominator of 15

2. When creating a painting, an artist spends about 13% of their time setting up the lighting in their studio. They then spend about 10% of their time pencil sketching their paintings. If it takes the artist 6 hours to complete a painting, which would provide the most reasonable estimate of the total time spent on setting up the lighting and sketching their painting? Change 25 percent to the decimal 0.25.

3. Tamiko performed her 6 th grade science experiment and found that about 48% of the boys in her class preferred Sunny D to Tropicana orange juice. If her class had 16 boys, about how many boys preferred Sunny D?

4. Sergei scored 74% on his history test. About how many questions did he correctly answer if the test had 20 questions?

5. The Florida Marlins pitchers spend 1/6 of their practice time on bunting. They spend 1/4 of their practice time on stretching and running. If they practice for 4 hours prior to a game, which method would provide the most reasonable estimate of the total time spent on bunting, stretching, and running? Least common denominator of 12