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Exercise 33

Review Problems

A boy having a new pedometer said he intended to walk at least 4 miles every day. For the first week the distances registered by the pedometer in the evening of each day were as follows:

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7. The second week he planned to walk at least 25 miles, The final reading on the second Saturday was 60 miles. How many miles did he walk during the week?

8. By how many miles had he exceeded his plan?

9. A sewing class cut the following lengths at different times from a 10-yard bolt of ribbon: 22 yards; 15 yards; 1 yard, and 2 yards. How many yards were cut off in all?

10. How many of the original 10 yards remained?

a

11. After another girl used 1% yards, how long was the remnant that was left?

12. Three-eighths of a small farm is planted in apple orchards; 1 in alfalfa; 1 in canteloupes, and is in small fruits and vegetables. What fraction of the whole farm is left for the house and yard?

13. In canning some fruit, a woman uses 10 pounds of sugar from a sack and 2 pounds from a bin. How many pounds did she use?

14. Twelve pounds of flour have been used from a sack whose net weight is 243 pounds. How many pounds are left?

15. When 52 more pounds of the flour have been used, how many pounds are left?

16. John weighed 622 pounds when school closed in the spring. During the summer he gained 54 pounds. How much did he weigh at the end of the summer?

17. A boy left the grocery store with packages in his basket, as follows: sugar, 5 pounds; grapenuts, į pound; vanilla, s pound; chocolate, 14 pounds; jar of olives, 14 pounds; tea,

pound; loaf sugar, 2 pounds; can of molasses, 2 pounds; can of coffee, z pound; bread, 14 pounds; box of dates, pound. The entire weight of his purchases with the basket, s pound, was how many pounds?

18. Finding the load too heavy, he had his little brother take the bread, coffee and molasses. The younger boy was carrying how many pounds?

19. There were then how many pounds in the basket?

20. In a track meet William jumped 114 feet and Fred jumped 123 feet. How much farther did Fred jump?

2i. Gilbert weighs 647 pounds and Mary weighs 61 pounds. How much heavier is Gilbert?

25.

Exercise 34. Addition 1. 1+1 11. 1+k+i 21. 4+53 +91 2. +* 12. }++ 22. 93 +64 +27 3. 1+} 13. 1+*+ 23. 93+4+7 4. + 14. 1++32 24.73 +81 +617 5. 1+ } 15. 1+3+$ 26. 51 +43 +81 6.5 + 16. 1+3+1 26. 63 +93 +81 7. + 17. &+*+11 27. 84+7}+95 8. +11 18. 16+1+ 28. 28 +63 +53 9. tit 19. +*+10 29. 61+35+41 10. % + 5 20. +*+i 30.73 +45 +9

Exercise 35. Subtraction 1. - 1 13. 6-15

41-13 2. 11 14. 10-6

26. 73 -52 3. 16. 13

27. 1212-73 4. 116. 11

28. 139-53 5. 17.

29. 113-64 6. 16-1 18. 1

30. 151-93 710-1 19.

31. 17—85 8. 6-11 20.

32. 163-12 9. 11

21. 15-1-1 33. 243-16 10. 10 22. 11-1-1

34.

25—127 11. 11

23. 28-1-1 35. 302-16 12. 1-1 24. 11-1

36. 19–15% 37. From the sum of and subtract 11. 38. From the difference of and a subtract

39. To the difference of 15 and 14 add the difference of 2 and 11

3 14

5 16

7
8

3 4 3

7 8

9

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Exercise 36. Multiplication 1. 12. 28X1

23. X36 6X

13. 51x21 24. 1 & X42 3.

*X12 14. x14 25. 1. X36 4. *** 16. 14 X 40 26. 15X24 6. 8X121 16. 12x

27. 1*xx} 6. 11X16 17. 24x8 28. iX'XH 7. áx 18. x

29. sx_x 8. 52x52 19. 1. x

30. 14x32x2} 9. 153x12 20. 4x11 31. 31x14x8} 10.

3x24 21. %X1 32. 73X4X3} 11. fx18 22. X30 33. xx48

Exercise 37. Division 1. 11:3 12.

23. 4: 2. 1 5 13. 1

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24. 7:3} 3. 20:14. 123 -1

26. 15:41 4. 4

8:23 26. 331 - 121 6. 8:46 16. 53-8

27. 11 6. Ž:16 17.

28. 13:5 7. 129 18. 73-16

29. 62-21 8. 16 =

19. 5-15 30. 11-14 9. 184-61 20. 216

31. á=31 10. 5=4

21. 1-10 32. 11+ 11. 133-5 22. 72=1

33. 1 34. Divide the product of 53 and 21 by 31. 35. Divide the quotient of (51:23) by lý.

36. Multiply the quotient of (* + :) by the quotient of (33; 11).

15.

Exercise 38. A Room Picnic

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A fifth grade, consisting of 32 children, planned to have a room picnic. In planning for their lunch they found some problems which contained fractions. How many of these problems can you solve correctly?

1. A large loaf of bread measured 8 inches in length. If the bread for the sandwiches were cut 4 inch thick, how many slices would be obtained from one loaf?

2. They decided to allow 11 rolls apiece for making "red hots." How many rolls were needed for the 32 pupils, their teacher and one guest?

3. How many dozen rolls were required? Find the cost of these rolls at 18 cents a dozen.

4. Allowing 2 frankfurts apiece, how many dozen frankfurts were needed for the 34 people in the party? find the cost of these frankfurts at 24 cents a pound, allowing 12 to the pound.

6. In figuring on ice cream they decided to allow į quart for each person. How many quarts were needed for the 34 people? How many whole quarts would you have ordered?

6. Among the various other articles bought for the lunch were the following: : 14 pounds of butter at 56 cents a pound; 13 pounds of peanut butter at 28 cents a pound; 1 4 dozen eggs at 44 cents a dozen; 11 dozen lemons at 30 cents a dozen; 13 pounds of onions at 8 cents a pound; 6 heads of lettuce at 12į cents a head and 23 pounds of cold boiled ham at 48 cents a pound. Find the cost of each item separately.

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