2. If the cost is 124, the gain 44, what is the per cent

of gain?

3. If the selling price is 324, the gain 84, what is the % of gain?

4. If the loss is 371%, the selling price 40, what is the cost?

5. If the loss is 25, loss 16%, what is the cost?

6. If the cost is 404, the selling price 24, what is the per cent of loss?

7. I bought a bicycle for $60 and sold it for $70. Find the gain per cent.

8. A grocer bought eggs at 15¢ a dozen and sold them at a gain of 3 a dozen. Find the gain per cent.

9. If a newsboy buys papers at 24 each and sells them at 3 each, what per cent does he gain?

10. If I buy for 4 and sell for 3, find the % of loss. of my age + 333% of my age 34 yr.

11. age.

=

Find my

12. If I buy an article for $3 and sell it for $4, what is the per cent of gain?

13. If an article is bought for $ and sold for 371% of $1, what is the per cent of loss?

14. Find the gain on flour bought at $5.50 a barrel and sold at an advance of 20%. Find the selling price.

15. Flour bought at $5.50 a barrel was sold at $6 a barrel. Find the rate of gain.

16. A building lot was sold for $2765, which was 163% more than it cost. How much did it cost?

17. A merchant realizes 20% profit by selling tea at 75 a pound. Find the cost of the tea.

18. A man bought 2 dozen turkeys and sold them at $1.75 a pair, gaining 25% on the cost. Find the cost of the 2 dozen.

19. By selling a quantity of goods for $7700 a merchant

lost 12% of the cost.

Find the cost.

LESSON 61

1. 12 sq. in.

what per cent of a square foot?

2. 432 cu. in. = what per cent of a cubic foot?

= =

3. 2 gills what per cent of a quart? Of a gallon?

4. A Troy pound is what per cent of an Avoirdupois pound?

5. 53 rod = what per cent of a mile?

6. When a man loses 12% of his money, how many sixteenths of his money are left?

7. 2 pints what per cent of a peck?

=

9. A man lost 5% by selling 50 spring chickens for $28.50. How much apiece did the chickens cost?

10. Hats that cost $36 a dozen are sold at $2.25 apiece. Find the loss per cent.

The figure abcd is a a diagram of a piece of land drawn on a scale of in. to 10 rd.

11. What is the value

of the entire piece at

$37 an acre?

d

B

с

D

12. How many acres in A? In B? In C? In D?

W

с

13. B is what per cent of A? A is what per cent of B? 14. C is what per cent of B? Of A? A is what per cent of C?

15. If C is sold for $450, what is the gain per cent, the cost being $371⁄2 an acre?

16. What is the value of D at $621 an acre?

17. E is what per cent of D? Of C? Of B? 18. The perimeter of B is what % of that of A?

19. The sum of C and D is what per cent of B? 20. B is what per cent of abcd?

21. The perimeter of E is what per cent of the perimeter of D?

22. If E is worth $118.75, how much is A worth at the same rate?

LESSON 62

1. Goods bought for $3750 were sold at a gain of $1362. What per cent was gained?

2. I bought a carriage for $84, which was 40% less than its value. Find its value.

3. 36% of 1600 is 144% of what number?

GRAD. ARITH. VI. 6

4. What number increased by 50% of itself equals

42.15?

5. What number increased by 34.4% of itself equals 3816.96?

6. Mt. Monadnock is 3186 ft. high. What per cent of a mile high is it?

7. A piano was sold for $414, which was 15% more than cost. Find the cost.

8. A school which has been increased by 325% of its original number of pupils now numbers 1275 pupils. What was the original number?

9. A piece of land 80 rd. long and 20 rd. wide is what per cent of 50 acres?

10. 4260 ft. equal 413% of how many miles?

11. 75 lb. = 121% of how
121% of how many hundredweight?

12. From a barrel containing 42 gal., 4.2 gal. leaked What per cent leaked out?

out.

13. 3 quarts equal what per cent of a bushel?

14. A tailor sold a coat for $15, which was at a gain of 331%. Find the cost of the coat.

15. A merchant gained 40% by selling cloth at $1.40 a yard. Find the cost of the cloth.

16. 5 square rods is what per cent of 5 rods square?

17. The area of one face of a cube is what per cent of the entire area of the cube?

18. What per cent of a 10-inch cube is a 5-inch cube?

19. The area of a 5-inch cube is what per cent of that of a 10-inch cube?

LESSON 63

1. What per cent of 2 cubic yards is 9 cubic feet?
2. of a cord is what per cent of 96 cubic feet?

3. 8 is what per cent of 10? 10 is what per cent of 8? 4. 8 is what per cent of 10+8?

of 8+ 10?

10 is what per cent

5. 121% is what per cent of 371%?

621%? 871%? 6. What per cent of .871 is ? ? ? ?

7. A gardener planted 260 celery plants and 39 died. What per cent died?

8. What is 81% of 96 yd.? $1.44? What is 1121% of $8.40?

9. What is 60% of 45 in.? 4.5 in.? .45 in.?

10. Willard Johnson had $73.40 in a dime savings bank. He drew out $25.69 to pay for a watch. What per cent did he draw out?

11. Find the gain per cent if goods are bought at 871¢ and sold at $1.12.

12. Draw a trapezoid, making one of the parallel sides 4 in. long, the other 6 in. long, and the altitude 2 in. Find the area of the trapezoid.

13. Draw another trapezoid having dimensions one half those in the preceding example. Find its area.

14. What is the relation of the answer of the 13th to that of the 12th example?

15. Mr. James bought 3 loads of coal weighing 2350 lb., 2432 lb., and 2318 lb. respectively, paying $2.40 a ton. He sold it all for $10.65. What was the gain per cent?