Lining up & Interval( Week 27 Evaluation) 1. There are 30 students lining up in a row. Counting from one end, Jennifer is at the 24th place. At which place will Jennifer be if counting from the other end of the row? 2. Students are lining up in a row. There are 14 students on Sofia's left and 2 students are on Sofia's right. How many students are there in the row? 3. There are 12 rungs on a ladder. Eric is on the 1st rung and Mary is on the 4th 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 2 students on Niconia's right and 2 students on Jackson's left and 13 students between Niconia and Jackson. How many students are on Niconia's left? 5. There are 16 students lining up in a row. There are 5 students on Jane's left and 2 students on Ed's right. How many students are between Jane and Ed? 6. There are 17 students standing in a cycle. Nancy and Ben are among them. There are 10 students between Nancy and Ben if counting from her left side. How many students are between Nancy and Ben in counting from her right side? 7. All students are lining up in a row. There are 2 students on Helen's right and 3 students on Michael's left and 8 students between Helen and Michael. How many students are in the row? 8. All students are lining up in a row. There are 2 students on Jennifer's right and 3 students on Eric's left and 9 students between Jennifer and Eric. How many students are on Eric's right? 9. There are 20 students lining up in a row. There are 4 students on Edward's right, how many more students are on Edward's left than on his right? 10. A group of students stand in a cycle. Helen and Eric are among them. If Helen starts to count from her right side and counts herself as the 1st one, then Eric is the 3rd students. If she starts to count from her left side and count herself as the 1st one, then Eric is the 17th students. How many students are there in total? |