Average Problems( Week 9 Evaluation) 1. What is the natural number comes exactly in the middle between 26 and 32? 2. There will be a canoe race. The blue team has 6 canoes. The yellow team has 8 canoes. The green team has 4 canoes. What is the average number of the canoes in a team? 3. A sheep pen holds 12 sheep and another sheep pen holds 4 sheep. To make each sheep pen hold the same number of sheep, how many sheep need to be moved from one sheep pen to the other sheep pen? 4. Anne is 19 years old, and Eric is 22 years old. How old will Eric be when Anne is 37 years old? 5. What is the number with the same distance from 0 and 1112? 6. Helen has 99 marbles, and Emily has 67 marbles. How many marbles does Helen need to give Emily so that each of them has the same number of the marbles? 7. There were 5 boys with the heights of 39 inches, 41 inches, 43 inches, 45 inches, and 47 inches respectively. What is their average height in inches? 8. A book shelf has four layers. There are 66 books on the first layer. There are a total of 63 books on the second and third layer. There are 67 books in the fourth layer. How many books are there in average on a layer of the shelf? 9. A 12-hour clock chimes once at 1:00, twice at 2:00, three times at 3:00, etc. How many times does the clock chime altogether in one 12-hour period? 10. Find the sum of 1 + 2 + 3 + 4 + ... + 96 + 97 =? |