Lining up & Interval( Week 27 Evaluation) 1. There are 23 students lining up in a row. Counting from one end, Sofia is at the 9th place. At which place will Sofia be if counting from the other end of the row? 2. Students are lining up in a row. There are 9 students on Anne's left and 5 students are on Anne's right. How many students are there in the row? 3. There are 14 rungs on a ladder. Alice is on the 3rd rung and George is on the 5th rung. How many rungs are there between Alice and George excluding the ones that they are on? 4. All students are lining up in a row. There are 5 students on Anne's right and 3 students on Ed's left and 9 students between Anne and Ed. How many students are on Anne's left? 5. There are 16 students lining up in a row. There are 4 students on Martha's left and 4 students on Curtis's right. How many students are between Martha and Curtis? 6. There are 17 students standing in a cycle. Helen and Jackson are among them. There are 9 students between Helen and Jackson if counting from her left side. How many students are between Helen and Jackson in counting from her right side? 7. All students are lining up in a row. There are 5 students on Anne's right and 5 students on Jackson's left and 7 students between Anne and Jackson. How many students are in the row? 8. All students are lining up in a row. There are 4 students on Jennifer's right and 3 students on Tom's left and 8 students between Jennifer and Tom. How many students are on Tom's right? 9. There are 18 students lining up in a row. There are 5 students on Eric's right, how many more students are on Eric's left than on his right? 10. A group of students stand in a cycle. Mary and Kevin are among them. If Mary starts to count from her right side and counts herself as the 1st one, then Kevin is the 4th students. If she starts to count from her left side and count herself as the 1st one, then Kevin is the 14th students. How many students are there in total? |