The Elements of Algebra and Trigonometry |
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Page 103
... hour is made the unit of time , the speed is expressed as a certain number of miles an hour , and the distance travelled in any number of hours is the speed multiplied by this number . If , for instance , the speed is x miles an hour ...
... hour is made the unit of time , the speed is expressed as a certain number of miles an hour , and the distance travelled in any number of hours is the speed multiplied by this number . If , for instance , the speed is x miles an hour ...
Page 104
... hour , he can row 1 mile in hour , and x miles in can row x miles against the stream in x hours . Similarly he 6 x hours . Now the 4 whole time of rowing is the sum of these separate times . x + 6 x 4 = 29 x = 6 , and the distance the ...
... hour , he can row 1 mile in hour , and x miles in can row x miles against the stream in x hours . Similarly he 6 x hours . Now the 4 whole time of rowing is the sum of these separate times . x + 6 x 4 = 29 x = 6 , and the distance the ...
Page 105
... hour respectively . P and Q leave A at 7 A.M. and 10.15 A.M. respectively . R leaves B at 11.30 A.M. When will R be ... hours after the midnight which preceded their starting . Then P has been running x - 7 hours , and is 25 ( x - 7 ) ...
... hour respectively . P and Q leave A at 7 A.M. and 10.15 A.M. respectively . R leaves B at 11.30 A.M. When will R be ... hours after the midnight which preceded their starting . Then P has been running x - 7 hours , and is 25 ( x - 7 ) ...
Page 107
... hour . 65. Two clocks , A and B , go very badly , A gaining 15 minutes ( i . e . 15 minute - divisions ) every hour , B gaining 3 minute - divisions every hour . A was set to the right time at 12 o'clock , when B was 21 minutes fast ...
... hour . 65. Two clocks , A and B , go very badly , A gaining 15 minutes ( i . e . 15 minute - divisions ) every hour , B gaining 3 minute - divisions every hour . A was set to the right time at 12 o'clock , when B was 21 minutes fast ...
Page 124
... hours and 52 minutes , and returns in 2 hours and 44 minutes . His rates of walking up hill , down hill , and on the level being 3 , 3 , and 3 miles an hour respectively . Find the length of level ground between A and B. In going from A ...
... hours and 52 minutes , and returns in 2 hours and 44 minutes . His rates of walking up hill , down hill , and on the level being 3 , 3 , and 3 miles an hour respectively . Find the length of level ground between A and B. In going from A ...
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Common terms and phrases
a²+b² added algebraic quantity angle BAC angle PAQ arithmetic called cent circle circumference coefficient complement compound interest computed containing denominator denote difference digits divided dividend division divisor equal Euclid Examples for Practice expressed Find the number former fraction gallons gives goniometrical Hence hypotenuse inches instance integer known latter length less logarithm magnitude means measured method miles an hour minutes monomial multiplied negative sign observed perpendicular places of decimals positive problem prop proper fraction proportional quadratic quadratic equation quotient radius ratio result right angle right-angled triangle Science Examination shillings simple equation sine solution solved square feet square root subtracted Suppose symbols tables taken tangent tion triangle ABC triangle wherein Trigonometry unknown quantity vertical whence yards zero ΙΟ
Popular passages
Page 174 - A farmer bought some sheep for £72, and found that if he had received 6 more for the same money, he would have paid £1 less for each. How many sheep did he buy ? 13. A and B distribute £60 each among a certain number of persons : A relieves 40 persons more than B does, and B gives to each 5*.
Page 178 - When three magnitudes are proportionals, the first is said to have to the third the duplicate ratio of that which it has to the second.