Lining up & Interval( Week 27 Evaluation) 1. There are 27 students lining up in a row. Counting from one end, Helen is at the 13th place. At which place will Helen be if counting from the other end of the row? 2. Students are lining up in a row. There are 11 students on Morgan's left and 8 students are on Morgan's right. How many students are there in the row? 3. There are 14 rungs on a ladder. Edward is on the 2nd rung and Emily is on the 10th rung. How many rungs are there between Edward and Emily excluding the ones that they are on? 4. All students are lining up in a row. There are 3 students on Laura's right and 3 students on Andy's left and 7 students between Laura and Andy. How many students are on Laura's left? 5. There are 17 students lining up in a row. There are 2 students on Mary's left and 2 students on Nick's right. How many students are between Mary and Nick? 6. There are 17 students standing in a cycle. Jessica and Steve are among them. There are 3 students between Jessica and Steve if counting from her left side. How many students are between Jessica and Steve in counting from her right side? 7. All students are lining up in a row. There are 3 students on Helen's right and 3 students on George's left and 7 students between Helen and George. How many students are in the row? 8. All students are lining up in a row. There are 4 students on Nancy's right and 3 students on Andy's left and 8 students between Nancy and Andy. How many students are on Andy's right? 9. There are 18 students lining up in a row. There are 6 students on Ed's right, how many more students are on Ed's left than on his right? 10. A group of students stand in a cycle. Niconia and Richard are among them. If Niconia starts to count from her right side and counts herself as the 1st one, then Richard is the 6th students. If she starts to count from her left side and count herself as the 1st one, then Richard is the 12th students. How many students are there in total? |