Lining up & Interval( Week 27 Evaluation) 1. There are 30 students lining up in a row. Counting from one end, Martha is at the 16th 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 12 students on Sofia's left and 5 students are on Sofia's right. How many students are there in the row? 3. There are 9 rungs on a ladder. Susan is on the 3rd rung and Eric is on the 8th rung. How many rungs are there between Susan and Eric excluding the ones that they are on? 4. All students are lining up in a row. There are 4 students on Helen's right and 3 students on Jay's left and 10 students between Helen and Jay. How many students are on Helen's left? 5. There are 17 students lining up in a row. There are 5 students on Morgan's left and 4 students on Kevin's right. How many students are between Morgan and Kevin? 6. There are 17 students standing in a cycle. Nancy and Steve are among them. There are 11 students between Nancy and Steve if counting from her left side. How many students are between Nancy and Steve in counting from her right side? 7. All students are lining up in a row. There are 4 students on Alice's right and 4 students on David's left and 8 students between Alice and David. How many students are in the row? 8. All students are lining up in a row. There are 3 students on Niconia's right and 5 students on Jay's left and 8 students between Niconia and Jay. How many students are on Jay's right? 9. There are 19 students lining up in a row. There are 5 students on Jay's right, how many more students are on Jay's left than on his right? 10. A group of students stand in a cycle. Jane and Josh are among them. If Jane starts to count from her right side and counts herself as the 1st one, then Josh is the 6th students. If she starts to count from her left side and count herself as the 1st one, then Josh is the 14th students. How many students are there in total? |