 | Michael Walsh - Arithmetic - 1828 - 318 pages
...one required. PROOF. Add the several parts of the result together, and if it agrees with the given sum, it is right. EXAMPLES. 1. A school-master, being asked how many scholars he had, said, if 1 had as many, half as many, and one quarter as many more, 1 should have 2(5-1 ; how many had he? Suppose... | |
 | Daniel Adams - Arithmetic - 1828 - 286 pages
...of their ages was 93 ; what was the age of each ? Ans. A 12 years, B 18 years, C 63 years old. 103. A schoolmaster, being asked how many scholars he had, said, " If I had as many more as I now have, f as many, £ as many, |- and £ as many, I should then have 435 ;" what was the... | |
 | Martin Ruter - Arithmetic - 1828 - 180 pages
...product, the sum would be 292. What was his number? Ans. 60. 6. A schoolmaster being asked what number of scholars he had, said, if I had as many, half as many, and one fourth as many, I should have 99. What was his dumber? Ans. 36'. '6. A person, after spending i and... | |
 | Nathan Daboll - Arithmetic - 1828 - 262 pages
...one required. The method of proof is by substitutiag the answer m the question. • i , » EXAMPLE8. 1. A schoolmaster being asked how many scholars he had, said, If I hacFas many more as I now have, half as many, one-third and one-fourth as many, I should then nave... | |
 | Michael Walsh - Arithmetic - 1828 - 318 pages
...As the total of the errors is to the given sum, so is the supposed number to the true one required. EXAMPLES. 1. A school-master, being asked how many scholars he had, said, If 1 had as many, half as many, and one quarter as many more, I should have 264 ; how many had he? Suppose... | |
 | Nathan Daboll - Arithmetic - 1829 - 252 pages
...number : to tlie true one required. The method of proof is by substituting the answer in the ques lion. EXAMPLES. 1. A. schoolmaster being asked how many scholars he had, said, If 1 had as many more as I now have, half as many, one-third, and one fourth as many, I should then have... | |
 | Daniel Adams - Arithmetic - 1830 - 294 pages
...of their ages was 93 ; what was the age of each ? Ans. A 12 years, B 18 years, C 63 years old. 103. A schoolmaster, being asked how many scholars he had, said, " If I had as many more as I now have, J as many, j- as many, ^ aud -J as many, I should then have 435 ;" what was the... | |
 | Daniel Adams - Arithmetic - 1830 - 268 pages
...their ages was 93 ; what was the age of each ? .-} Am. A 12 years, B 18 years, C 63 years old. 103. A schoolmaster, being asked how many scholars he had, said, " If I had as many more as I now have, £ as many. % as many, •£ and | as many, I should then have-i35 ;" whai was... | |
 | Michael Walsh - 1831 - 348 pages
...one required. PROOF. Add the several parts of the result together, and if it agrees with the given sum it is right. EXAMPLES. 1 . A schoolmaster, being...If I had as many, half as many, and one quarter as •aany more, I should have 264: how many had he? Suppose he had 72 As many 72 J as many 36 \ as many... | |
 | Daniel Adams - Arithmetic - 1831 - 276 pages
...of their ages was 93 ; what was the age of each ? Ans. A 12 years, B 18 years, C 63 year* old. 103. A schoolmaster, being asked how many scholars he had, said, " If I had as many more as I now have, £ as many, j- as many, ^ and ^ as many, I should then have 435 ;" what was the... | |
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Add the several parts of the result together, and if it agrees with the given sum it is right. EXAMPLES. 1. A schoolmaster, being asked how many scholars he had, said, If I had as many, half as many, and one quarter as many more, I should have 264: how... 
