Lining up & Interval( Week 27 Evaluation) 1. There are 20 students lining up in a row. Counting from one end, Emily is at the 11th place. At which place will Emily be if counting from the other end of the row? 2. Students are lining up in a row. There are 8 students on Jennifer's left and 4 students are on Jennifer's right. How many students are there in the row? 3. There are 16 rungs on a ladder. Julia is on the 1st rung and Ed is on the 10th rung. How many rungs are there between Julia and Ed excluding the ones that they are on? 4. All students are lining up in a row. There are 2 students on Nancy's right and 4 students on Ben's left and 8 students between Nancy and Ben. How many students are on Nancy's left? 5. There are 17 students lining up in a row. There are 3 students on Jessica's left and 4 students on Jay's right. How many students are between Jessica and Jay? 6. There are 19 students standing in a cycle. Helen and Ed are among them. There are 3 students between Helen and Ed if counting from her left side. How many students are between Helen and Ed in counting from her right side? 7. All students are lining up in a row. There are 2 students on Niconia's right and 4 students on Nick's left and 11 students between Niconia and Nick. How many students are in the row? 8. All students are lining up in a row. There are 5 students on Helen's right and 4 students on Jackson's left and 8 students between Helen and Jackson. How many students are on Jackson's right? 9. There are 19 students lining up in a row. There are 6 students on Ed's right, how many more students are on Ed's left than on his right? 10. A group of students stand in a cycle. Hillary and Jackson are among them. If Hillary starts to count from her right side and counts herself as the 1st one, then Jackson is the 3rd students. If she starts to count from her left side and count herself as the 1st one, then Jackson is the 19th students. How many students are there in total? |