1. Each apple was sliced into 4 pieces. It there are 100 pieces, how many apples were sliced?   2. A glass of juice requires 4 oranges. If 420 oranges are available, how many glasses of juice can be made?   3. It takes 6 minutes to make a glass of pineapple juice. How many glasses of juice can be made in 150 minutes?   4. How many boxes of 11 can be made from 154 plums?   5. There are 441 fruit trees planted in 9 rows. How many fruit trees are there in each row?