Lining up & Interval( Week 27 Evaluation) 1. There are 18 students lining up in a row. Counting from one end, Alice is at the 6th place. At which place will Alice be if counting from the other end of the row? 2. Students are lining up in a row. There are 11 students on Susan's left and 2 students are on Susan's right. How many students are there in the row? 3. There are 13 rungs on a ladder. Emily is on the 1st rung and John is on the 2nd rung. How many rungs are there between Emily and John excluding the ones that they are on? 4. All students are lining up in a row. There are 4 students on Sofia's right and 4 students on Jackson's left and 6 students between Sofia and Jackson. How many students are on Sofia's left? 5. There are 19 students lining up in a row. There are 6 students on Alice's left and 5 students on Andy's right. How many students are between Alice and Andy? 6. There are 20 students standing in a cycle. Mary and Curtis are among them. There are 2 students between Mary and Curtis if counting from her left side. How many students are between Mary and Curtis in counting from her right side? 7. All students are lining up in a row. There are 4 students on Nancy's right and 3 students on Ben's left and 9 students between Nancy and Ben. How many students are in the row? 8. All students are lining up in a row. There are 2 students on Niconia's right and 3 students on Nick's left and 8 students between Niconia and Nick. How many students are on Nick's right? 9. There are 18 students lining up in a row. There are 6 students on Kevin's right, how many more students are on Kevin's left than on his right? 10. A group of students stand in a cycle. Helen and Ben are among them. If Helen starts to count from her right side and counts herself as the 1st one, then Ben is the 7th students. If she starts to count from her left side and count herself as the 1st one, then Ben is the 15th students. How many students are there in total? |