Lining up & Interval( Week 27 Evaluation) 1. There are 21 students lining up in a row. Counting from one end, Martha is at the 15th place. At which place will Martha 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 11 students are on Jennifer's right. How many students are there in the row? 3. There are 16 rungs on a ladder. Jennifer is on the 3rd rung and Josh is on the 9th 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 2 students on Julia's right and 4 students on Kevin's left and 10 students between Julia and Kevin. How many students are on Julia's left? 5. There are 18 students lining up in a row. There are 5 students on Jennifer's left and 4 students on Eric's right. How many students are between Jennifer and Eric? 6. There are 18 students standing in a cycle. Nancy and Nick are among them. There are 4 students between Nancy and Nick if counting from her left side. How many students are between Nancy and Nick in counting from her right side? 7. All students are lining up in a row. There are 5 students on Sofia's right and 5 students on Joe's left and 8 students between Sofia and Joe. How many students are in the row? 8. All students are lining up in a row. There are 2 students on Mary's right and 5 students on Josh's left and 9 students between Mary and Josh. How many students are on Josh's right? 9. There are 19 students lining up in a row. There are 6 students on David's right, how many more students are on David's left than on his right? 10. A group of students stand in a cycle. Jennifer and Larry are among them. If Jennifer starts to count from her right side and counts herself as the 1st one, then Larry is the 7th students. If she starts to count from her left side and count herself as the 1st one, then Larry is the 15th students. How many students are there in total? |