Lining up & Interval( Week 27 Evaluation) 1. There are 30 students lining up in a row. Counting from one end, Martha is at the 13th place. At which place will Martha be if counting from the other end of the row? 2. Students are lining up in a row. There are 8 students on Morgan's left and 6 students are on Morgan's right. How many students are there in the row? 3. There are 13 rungs on a ladder. George is on the 1st rung and Anne is on the 9th rung. How many rungs are there between George and Anne 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 3 students on Curtis's left and 10 students between Emily and Curtis. How many students are on Emily's left? 5. There are 17 students lining up in a row. There are 2 students on Jennifer's left and 2 students on George's right. How many students are between Jennifer and George? 6. There are 15 students standing in a cycle. Alice and Andy are among them. There are 2 students between Alice and Andy if counting from her left side. How many students are between Alice and Andy in counting from her right side? 7. All students are lining up in a row. There are 3 students on Martha's right and 3 students on John's left and 10 students between Martha and John. How many students are in the row? 8. All students are lining up in a row. There are 3 students on Emily's right and 2 students on Eric's left and 10 students between Emily and Eric. How many students are on Eric's right? 9. There are 17 students lining up in a row. There are 4 students on Richard's right, how many more students are on Richard's left than on his right? 10. A group of students stand in a cycle. Nancy and Edward are among them. If Nancy starts to count from her right side and counts herself as the 1st one, then Edward is the 3rd students. If she starts to count from her left side and count herself as the 1st one, then Edward is the 18th students. How many students are there in total? |