The elements of algebra. [With] Answers1861 |
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Αποτελέσματα 1 - 5 από τα 13.
Σελίδα 77
... walking at the rate of 34 miles an hour ; William starts after him at 8 o'clock , walking at the rate of 4 miles an hour : find where and when the latter will overtake the former . ( 6. ) The difference in the age of two persons is 16 ...
... walking at the rate of 34 miles an hour ; William starts after him at 8 o'clock , walking at the rate of 4 miles an hour : find where and when the latter will overtake the former . ( 6. ) The difference in the age of two persons is 16 ...
Σελίδα 80
... , and the price of the house is to the price of the garden as 7 : 3 : find the price of each . ( 34. ) Two persons set out at the same time from Plymouth and Exeter to meet each other ; their rates of walking 80 EQUATIONS .
... , and the price of the house is to the price of the garden as 7 : 3 : find the price of each . ( 34. ) Two persons set out at the same time from Plymouth and Exeter to meet each other ; their rates of walking 80 EQUATIONS .
Σελίδα 81
... walking at the rate of 4 miles an hour ; after walking for six hours , one of the two lessens his rate to 3 miles an hour ; the other continues on at the same rate , and arrives at the end of his journey an hour before his companion ...
... walking at the rate of 4 miles an hour ; after walking for six hours , one of the two lessens his rate to 3 miles an hour ; the other continues on at the same rate , and arrives at the end of his journey an hour before his companion ...
Σελίδα 166
... walk a distance of 144 miles , and I find that if I in- crease my speed 13 miles per hour , I can do the journey in 16 hours less than if I walk at my usual rate : find my usual rate of walking . the number of miles per hour I usually walk ...
... walk a distance of 144 miles , and I find that if I in- crease my speed 13 miles per hour , I can do the journey in 16 hours less than if I walk at my usual rate : find my usual rate of walking . the number of miles per hour I usually walk ...
Σελίδα 171
... walks a certain fraction of the whole ; on the second day he walks the same fraction of what is left ; and there are then ... walking at a uniform rate per hour , and this rate is equal to the sum of the distances walked in 1 hr . in his ...
... walks a certain fraction of the whole ; on the second day he walks the same fraction of what is left ; and there are then ... walking at a uniform rate per hour , and this rate is equal to the sum of the distances walked in 1 hr . in his ...
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a+b+c a²+2ab+b² a²+b² a²x² algebraical quantity amount annuity Arithmetic base Binomial Theorem brackets compound interest contains cube root decimals denominator denote difference Divide division divisor equal equation Examples expansion expression Find the G. C. M. find the number Find the square Find the sum Find the value following quantities formula gallons Geometric series given greater Hence integer least common multiple letters log.a m logarithm miles multiplied negative nth term number of balls number of factors number of permutations number of terms partial fractions positive quantity quadratic quadratic surds quotient qx² rate per cent ratio resolved result sides Similarly solved square root subtract surd whole number
Δημοφιλή αποσπάσματα
Σελίδα 23 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient. Multiply the whole divisor by the first term of the quotient, and subtract the product from the dividend.
Σελίδα 154 - Iff a straight line be divided into any two parts, four times the rectangle contained by the whole line, and one of the parts, together with the square of the other part, is equal to the square of the straight line which is made up of the whole and that part.
Σελίδα 234 - The logarithm of a number to a given base is the index of the power to which the base must be raised to be equal to the number; thus, in the equation a* = N, x is called the logarithm of N to the base a.
Σελίδα 81 - A bill of 25 guineas was paid with crowns and halfguineas, and twice the number of half-guineas exceeded three times the number of crowns by 17. How many were there of each ? Ans.
Σελίδα 171 - CF as EB is to FD. [V. 16. And as one of the antecedents is to its consequent, so is the sum of the antecedents to the sum of the consequents; [V.
Σελίδα 69 - A railroad runs from A to C. A goods' train starts from A at 12 o'clock, and a passenger train at 1 o'clock. After going two-thirds of the distance the goods' train breaks down, and can only travel at three-fourths of its former rate. At 40 minutes past 2 o'clock a collision occurs, 10 miles from C. The rate of the passenger train is double the diminished rate of the goods
Σελίδα 166 - The first of four magnitudes is said to have the same ratio to the second, which the third has to the fourth, when any equimultiples whatsoever of the first and third being taken, and any equimultiples whatsoever of the second and fourth; if the multiple of the first be less than that of the second, the multiple of the third is also...
Σελίδα 162 - ... if the terms of a ratio be multiplied or divided by the same quantity, it does not alter the value of the ratio.
Σελίδα 53 - Reduce compound fractions to simple ones, and mixt numbers to improper fractions ; then multiply the numerators together for a new numerator, and the denominators for. a new denominator.
Σελίδα 53 - If the numerator and the denominator of a fraction are both multiplied or divided by the same quantity, the value of the fraction is not changed.