Lining up & Interval( Week 27 Evaluation) 1. There are 25 students lining up in a row. Counting from one end, Nancy is at the 7th 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 9 students on Niconia's left and 4 students are on Niconia's right. How many students are there in the row? 3. There are 14 rungs on a ladder. Susan is on the 2nd rung and Eric is on the 5th 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 Emily's right and 2 students on John's left and 9 students between Emily and John. How many students are on Emily's left? 5. There are 20 students lining up in a row. There are 6 students on Helen's left and 5 students on David's right. How many students are between Helen and David? 6. There are 18 students standing in a cycle. Alice and Ed are among them. There are 12 students between Alice and Ed if counting from her left side. How many students are between Alice and Ed in counting from her right side? 7. All students are lining up in a row. There are 5 students on Susan's right and 5 students on Joe's left and 8 students between Susan and Joe. How many students are in the row? 8. All students are lining up in a row. There are 3 students on Susan's right and 3 students on Richard's left and 7 students between Susan and Richard. How many students are on Richard's right? 9. There are 15 students lining up in a row. There are 3 students on Andy's right, how many more students are on Andy's left than on his right? 10. A group of students stand in a cycle. Hillary and Ed are among them. If Hillary starts to count from her right side and counts herself as the 1st one, then Ed is the 7th students. If she starts to count from her left side and count herself as the 1st one, then Ed is the 15th students. How many students are there in total? |