Lining up & Interval( Week 27 Evaluation) 1. There are 28 students lining up in a row. Counting from one end, Helen is at the 17th place. At which place will Helen be if counting from the other end of the row? 2. Students are lining up in a row. There are 9 students on Laura's left and 7 students are on Laura's right. How many students are there in the row? 3. There are 12 rungs on a ladder. Jennifer is on the 3rd rung and Josh is on the 11th rung. How many rungs are there between Jennifer and Josh excluding the ones that they are on? 4. All students are lining up in a row. There are 3 students on Helen's right and 4 students on David's left and 8 students between Helen and David. How many students are on Helen's left? 5. There are 18 students lining up in a row. There are 6 students on Martha's left and 3 students on Smith's right. How many students are between Martha and Smith? 6. There are 19 students standing in a cycle. Julia and Larry are among them. There are 10 students between Julia and Larry if counting from her left side. How many students are between Julia and Larry in counting from her right side? 7. All students are lining up in a row. There are 5 students on Hillary's right and 5 students on Larry's left and 6 students between Hillary and Larry. How many students are in the row? 8. All students are lining up in a row. There are 4 students on Sofia's right and 3 students on Jackson's left and 7 students between Sofia 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 Kevin's right, how many more students are on Kevin's left than on his right? 10. A group of students stand in a cycle. Emily and Smith are among them. If Emily starts to count from her right side and counts herself as the 1st one, then Smith is the 11th students. If she starts to count from her left side and count herself as the 1st one, then Smith is the 10th students. How many students are there in total? |