Lining up & Interval( Week 27 Evaluation) 1. There are 21 students lining up in a row. Counting from one end, Alice is at the 15th 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 17 students on Niconia's left and 1 students are on Niconia's right. How many students are there in the row? 3. There are 11 rungs on a ladder. Jennifer is on the 1st rung and Josh is on the 8th rung. How many rungs are there between Jennifer and Josh excluding the ones that they are on? 4. All students are lining up in a row. There are 3 students on Anne's right and 2 students on Joe's left and 10 students between Anne and Joe. How many students are on Anne's left? 5. There are 18 students lining up in a row. There are 6 students on Susan's left and 4 students on Richard's right. How many students are between Susan and Richard? 6. There are 16 students standing in a cycle. Mary and Eric are among them. There are 2 students between Mary and Eric if counting from her left side. How many students are between Mary and Eric in counting from her right side? 7. All students are lining up in a row. There are 2 students on Sofia's right and 2 students on Michael's left and 12 students between Sofia and Michael. 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 2 students on Jackson's left and 9 students between Alice and Jackson. How many students are on Jackson's right? 9. There are 20 students lining up in a row. There are 5 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. Morgan and Joe are among them. If Morgan starts to count from her right side and counts herself as the 1st one, then Joe is the 11th students. If she starts to count from her left side and count herself as the 1st one, then Joe is the 9th students. How many students are there in total? |