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much in 12 days as he can earn in 8 days. If he can earn

$20 in 8 days, in 12 days he can earn

(k) If a man can earn $73 in 8 months, how many dollars can he earn in 12 months?

12. If 8 lb. of sugar are worth 504, 12 lb. are worth cents.

(1) If 8 tons of coal are worth $34.20, how much are 12 tons worth?

(m) If 12 barrels of apples are worth $27.60, how much are 8 barrels worth?

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15. Helen bought a piece of flannel that was 40 inches long; by washing it shrank 10% in length; after washing it was

inches long.

16. Before washing, a piece of flannel was 40 inches in length; after washing it was 35 inches long; it shrank by washing

per cent.*

17. A dealer had 25 bu. of apples; he lost 20% of them by decay; there remained bushels.

(a) A dealer had 2375 bu. of apples; he lost 20% of them by decay. How many bushels remained?

* It shrank what part of its original length?

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(a) Find 11 per cent of 1044; (b) of 1047.

111% of 38 =

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12. Two dollars are 1 hundredth of $200.

13. Two dollars are 1% of

14. Six dollars are 3% of

15. Five dollars are 1% of

$4 are 2% of

$8 are 4% of

$10 are 2% of

REVIEW.

1. All integral numbers are either prime or composite.

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2. Reduce each of the following improper fractions to a whole number or to a mixed number: 17, 35, 37, 18, 25.

(a) 324. (b) 185.

(c) 256. (d) 391.

3. Reduce each of the following to its lowest terms:

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5. If of a bushel of potatoes costs 204, 2 bushels will cost

(1) If of a ton of straw costs $2.25, how much will 3.2 tons cost?

6. Change the following to tons: 4200 lb.

(m) 5750 lb.

(n) 7320 lb.

(0) 3150 lb.

7. Find the area and the perimeter of each of the following rectangular surfaces: 7 feet by 5 feet.

(p) 27 feet by 12 feet.

(q) 15 inches by 15 inches.

8. If 2 gallons of molasses are worth 604, 3 gallons are worth

cents.

(r) If 2 loads of brick are worth $12.60, how much are 3 loads worth?

MISCELLANEOUS PROBLEMS.

1. In a school there are 35 pupils; & of the pupils are of the pupils are girls; there are

boys;

and

girls.

boys

(a) In a school there are 392 pupils; of the pupils are boys. How many girls are in the school?

2. If 3 melons cost 364, at the same rate 5 melons will cost

cents.

(b) If 3 acres of land cost $525, how much will 5 acres cost at the same rate?

3. Harry exchanged 5 lb. of butter at 204 a pound for coffee at 25¢ a pound; he should receive pounds of

coffee.

(c) Harry's father exchanged 6 cords of wood at $5.20 a cord for cedar posts at 204 each. How many posts should he receive?

4. 3+2+6+4+5+8+1+7+9+4+7+3+2 (d) 275 +361 +554+732 +598 +236 + 347 +256 =

5. If Mark saves $4 a month, in 1 year he will save dollars.

=

(e) If Mark's father saves $21.50 a month, how much will he save in 1 year?

6. A common brick is 8 inches long, 4 in. wide, and 2 in. thick; it has two faces each of which is 4 in. by 8 in., two faces each of which is each of which is

in. by

in. by

in.

in., and two faces

(f) Find the sum of the areas of all the faces of a common brick.

(g) Change 674 inches to feet and inches.

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