same time, and B 8 dollars for the same ame. A must have, B, and C, of 88 dollars.

The examples 127, 128, 129, 130, and 131, are double or compound fellowship.

139 The interest of 50 dollars for 1 year and 6 months is 4 dollars and 50 cents, and for 1 month it is 25 cents. The interest of 7 dollars for 19 months (a dollar is of a cent a month) is 663 cents. The whole amounts to 5 dollars and 41 cents.

140. The interest of 200 dollars for 1 years is 16 dollars. The interest of 67 dollars is 67 cents for every 2 months, for 16 months it will be 8 times 67 cents, which are 5 dollars and 36 cents. The whole interest is 21 dollars and 36 cents.

143. The interest of 100 dollars for 2 years, is 13 dollars and 50 cents. The interest of 100 dollars for 60 days would be 1 dollar, the interest for 20 days will be of a dollar, or 33 cents. The interest of 1 dollar for 2 years is 134 cents, for 10 dollars the interest would be 1 dollar and 35 cents, and for 30 dollars, 4 dollars and 5 cents The interest of 7 dollars for 2 years is 7 times 134 cents or 94 cents. The interest of 37 dollars for 60 days would be 37 cents, and for 20 days of 37 cents, or 12 cents.

dollars and 95 cents.

The whole interest is 18

146. They would both together do of the work in 1 day, and it would take them of a day to do the other. Ans. 1 day

147. would be done in 1 day, and it would take of a day to do the other. Ans. 1f day.

149. They both together consume of a bushel in a week, but the woman alone consumes only of a bushel in a week. That is, they both together consume in a week, but the woman alone only ; consequently, the man alone would consume and a bushel would last him 34 weeks.

152. A and B and C, can build

can build of it in 1 day; A, B, of it in I day, the difference beand is 3 ; therefore C can build of it in 1 day; and it would take him 131 days to build it alone.

tween

40

164. Find how much they might eat in a day, in order to make it last 1 month, and then it will be easy to find how much they may eat in a day to make it last 11 months.

167. The money is 7 parts of the whole, and the purse one part; consequently the money is 7, and the purse of 16.

170. He gave 1 part for the apple, 2 parts for the orange, and 4 parts for the melon. These nake 7 parts. The apple 3 cents, the orange 6 cents, and the melon 12 cents.

175. If to a number half of itself be added, the sun is of that number; hence, subtract 2 from 100 and the remainder is of the number of geese that he had.

180. This must be reduced to 6ths. 1 half is 3, and is, and the number itself is . If therefore to the whole number its half and its third be added, the sum will be ; hence, 77 is of the number.

181.is; therefore if to a number and of itself be added, the whole number will be 1; but when 18 more is added to, the first number is doubled; that is, the number is of the first number; therefore 18 is of the number.