Lining up & Interval( Week 27 Evaluation) 1. There are 21 students lining up in a row. Counting from one end, Anne is at the 15th place. At which place will Anne be if counting from the other end of the row? 2. Students are lining up in a row. There are 11 students on Alice's left and 1 students are on Alice's right. How many students are there in the row? 3. There are 14 rungs on a ladder. John is on the 1st rung and Alice is on the 4th rung. How many rungs are there between John and Alice excluding the ones that they are on? 4. All students are lining up in a row. There are 4 students on Susan's right and 3 students on Ben's left and 9 students between Susan and Ben. How many students are on Susan's left? 5. There are 16 students lining up in a row. There are 2 students on Anne's left and 5 students on Tom's right. How many students are between Anne and Tom? 6. There are 16 students standing in a cycle. Mary and George are among them. There are 5 students between Mary and George if counting from her left side. How many students are between Mary and George in counting from her right side? 7. All students are lining up in a row. There are 5 students on Helen's right and 4 students on Ed's left and 7 students between Helen and Ed. How many students are in the row? 8. All students are lining up in a row. There are 4 students on Mary's right and 4 students on Rene's left and 10 students between Mary and Rene. How many students are on Rene's right? 9. There are 19 students lining up in a row. There are 6 students on Nick's right, how many more students are on Nick's left than on his right? 10. A group of students stand in a cycle. Jane and Nick are among them. If Jane starts to count from her right side and counts herself as the 1st one, then Nick is the 11th students. If she starts to count from her left side and count herself as the 1st one, then Nick is the 10th students. How many students are there in total? |