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added amount arithmetical arranged bought cents Clear of fractions colog Complete the square cost difference digits distance Divide double equal Equate values EXERCISE Extract root Extract the root father's Find the number five four fourth gives greater half Hence inches increased interest length less Let x means minute minute-spaces in arc Multiply number of dollars number of feet number of hours number of minute-spaces paid pays person piece pipe ratio received respectively runs second numerator sheep side Simplify smaller Substitute value Subt Subtract Sum of fractions sum of numerators taken takes term third numerator train Transpose and combine travels twice value of x weigh Whence whole number
Σελίδα 289 - AB be the given straight line ; it is required to divide it into two parts, so that the rectangle contained by the whole, and one of the parts, shall be equal to the square of the other part.
Σελίδα 454 - There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; and the sum of the extremes is to the sum of the means, as 7 to 3. What are the numbers ? Ans.
Σελίδα 138 - How far may he ride in a coach that travels b miles an hour, so as to return home in time, walking back at the rate of с miles an hour?
Σελίδα 426 - Д. 16. The volume of a sphere varies as the cube of its diameter. Compare the volume of a sphere 6 inches In diameter with the sum of the volumes of three spheres whose diameters are 3, 4, 5 inches respectively.
Σελίδα 199 - There is a number consisting of two digits, the second of which is greater than the first, and if the number be divided by the sum of its digits, the quotient is 4...
Σελίδα 440 - The sum of the squares of the extremes of four numbers in arithmetical progression is 200; and the sum of the squares of the means is 136. What are the numbers 1 Prob.
Σελίδα 150 - В contains 9 gallons of wine and 3 gallons of water; how many gallons must be drawn from each cask so as to produce by their mixture 7 gallons of wine and 7 gallons of water t 33.
Σελίδα 134 - A and B together can do a piece of work in 12 days, which B and C together can do in 16 days. After 'A' has been working at it for 5 days and B for 7 days, C finishes it in 13 days.