The elements of algebra. [With] Answers1861 |
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Σελίδα 77
... 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 years , and one is three ...
... 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 years , and one is three ...
Σελίδα 78
Robert Fowler. is 138 miles from the starting - point : find the distance marched on each day . ( 10. ) Divide 25 shillings among 4 brothers , so that the three youngest may have equal shares , and the eldest may have as much as two of ...
Robert Fowler. is 138 miles from the starting - point : find the distance marched on each day . ( 10. ) Divide 25 shillings among 4 brothers , so that the three youngest may have equal shares , and the eldest may have as much as two of ...
Σελίδα 79
... miles an hour , and that from York at 8 : where and when will they meet ? ( 18. ) A merchant lays by at the end of ... miles a day , but falls off in his speed 4 miles daily ; four days afterwards another sets out from the same place on ...
... miles an hour , and that from York at 8 : where and when will they meet ? ( 18. ) A merchant lays by at the end of ... miles a day , but falls off in his speed 4 miles daily ; four days afterwards another sets out from the same place on ...
Σελίδα 81
... miles an hour respectively ; they pass each other and reach their destina- tions , and , after remaining two hours in Exeter and Plymouth respec- tively , they return home again : find the place of their first and second meeting ; the ...
... miles an hour respectively ; they pass each other and reach their destina- tions , and , after remaining two hours in Exeter and Plymouth respec- tively , they return home again : find the place of their first and second meeting ; the ...
Σελίδα 92
... mile , the fore - wheel of a carriage turns round 264 times more than the hind - wheel ; but if the circumference of each wheel were one yard more than it is , the fore would make only 176 more revolutions than the hind - wheel in going ...
... mile , the fore - wheel of a carriage turns round 264 times more than the hind - wheel ; but if the circumference of each wheel were one yard more than it is , the fore would make only 176 more revolutions than the hind - wheel in going ...
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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.