Lining up & Interval( Week 27 Evaluation) 1. There are 23 students lining up in a row. Counting from one end, Nancy is at the 15th place. At which place will Nancy be if counting from the other end of the row? 2. Students are lining up in a row. There are 18 students on Julia's left and 1 students are on Julia's right. How many students are there in the row? 3. There are 9 rungs on a ladder. Eric is on the 3rd rung and Mary is on the 7th rung. How many rungs are there between Eric and Mary 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 2 students on Jackson's left and 11 students between Helen and Jackson. How many students are on Helen's left? 5. There are 16 students lining up in a row. There are 3 students on Jane's left and 4 students on Eric's right. How many students are between Jane and Eric? 6. There are 18 students standing in a cycle. Nancy and Richard are among them. There are 10 students between Nancy and Richard if counting from her left side. How many students are between Nancy and Richard in counting from her right side? 7. All students are lining up in a row. There are 4 students on Emily's right and 4 students on Ed's left and 7 students between Emily and Ed. How many students are in the row? 8. All students are lining up in a row. There are 4 students on Alice's right and 4 students on Steve's left and 8 students between Alice and Steve. How many students are on Steve's right? 9. There are 17 students lining up in a row. There are 3 students on Ben's right, how many more students are on Ben's left than on his right? 10. A group of students stand in a cycle. Susan and Kevin are among them. If Susan 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? |