Fraction word problems really easy

1. Comet x is 4 5/12 light years away from earth. Comet y is 2 7/18 light years away from earth. How much farther is comet x?

2. Ari needs to add 3/4 cup of flour to a recipe. She only has 1/4 cup measure. How many scoops of flour does ari need to add?

3. On Monday a team of street sweepers cleaned 3 city blocks. Tuesday, the team clean 1/4 as many blocks as Monday. How many city blocks did the street sweepers clean on Tuesday?

4. Davin bought a block of fudge that weighed 1/2 of a pound. He cut the fudge into 2 equal pieces. What was the weight of each piece of the fudge?

5. 2/5 of the students in the orchestra are in the violin section. 1/5 of the students in the orchestra are in the cello section. What fraction of the students in the orchestra are in either the violin section or the cello section.