Lining up & Interval( Week 27 Practice) 1. There are 21 students lining up in a row. Counting from one end, Susan is at the 6th place. At which place will Susan be if counting from the other end of the row? 2. There are 15 students lining in a row. There are 12 students on Jane's right and 3 students on David's right. How many students are between Jane and David? 3. All students are lining up in a row. There are 3 students on Martha's right and 4 students on George's left and 8 students between Martha and George. How many students are on Martha's left? 4. There are 16 students lining up in a row. There are 4 students on Helen's left and 2 students on Jackson's right. How many students are between Helen and Jackson? 5. Students are lining up in a row. Counting from left to right, Edward is at 9th place. Counting from right to left, Edward is at 7th place. How many students are there in the row? |