A Treatise on Arithmetic, Part 1

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Rivingtons, 1882 - Arithmetic - 320 pages
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Page 45 - If the numerator and denominator of a fraction be multiplied by the same number, the value of the fraction is not altered.
Page 304 - A person invests 4095 in the 3 per cents. at 91 ; he sells out 3000 stock when they have risen to 93, and the remainder when they have fallen to 85. How much does he gain or lose by the transaction 1 If ho invests the produce in the 4 per cents.
Page 212 - PROPORTION when the ratio of the first to the second is equal to the ratio of the second to the third.
Page 45 - A PROPER FRACTION is one in which the numerator is less than the denominator. The value of every proper fraction is less than 1, (Art. 94). The following are proper fractions : 1 1 1 .3 3. 9 jS A 2...
Page 297 - A banker borrows money at 3^ per cent, per annum, and pays the interest at the end of the year ; he lends it out at the rate of 5 per cent, per annum, but receives the interest quarterly, and by this means gains 200 a-year ; how much does he borrow ? 15. A person spends in the 1st year n times the interest of his property ; in the 2nd year 2...
Page 316 - At a siege it was found that a certain length of trench could be dug by the soldiers and navvies in 4 days, but that when only half the navvies were present it required 7 days to dig the same length of trench. What proportion of the work was done by the soldiers?
Page 280 - A and B can do a piece of work in 6 days, B and C...
Page 178 - ... 60. If a man travel 150 miles in 5 days, when the days are 12 hours long, in how many days of 10 hours each will he travel 500 miles?

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