The Columbian Calculator: Being a Practical and Concise System of Decimal Arithmetic ...Kay & Troutman, 1846 - 264 σελίδες |
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Σελίδα 61
... circumference of the earth . M. deg . cir . 6 points = 1 line , 12 lines 1 inch , applied to the measure of pendulums . Note . - A hand is 4 inches , used in measuring the height of horses ; a fathom is 6 feet , used in measuring the ...
... circumference of the earth . M. deg . cir . 6 points = 1 line , 12 lines 1 inch , applied to the measure of pendulums . Note . - A hand is 4 inches , used in measuring the height of horses ; a fathom is 6 feet , used in measuring the ...
Σελίδα 99
... circumference make , in navigating the Hudson from New York to Albany , supposing the distance 160 miles , with- .. out making any allowance for current or tide ? Ans . 31288 21. How many inches between the earth and the sun REDUCTION ...
... circumference make , in navigating the Hudson from New York to Albany , supposing the distance 160 miles , with- .. out making any allowance for current or tide ? Ans . 31288 21. How many inches between the earth and the sun REDUCTION ...
Σελίδα 100
... circumference of the earth in yards ? 31. Reduce a solar year to seconds : Ans . 162 . Ans . 546 m . Ans . 44035200 yds . Ans . 31556937 sec . 32. In 622080 solid inches how many tons of round timber ? Ans . 9 T. 33. In 5529600 cubical ...
... circumference of the earth in yards ? 31. Reduce a solar year to seconds : Ans . 162 . Ans . 546 m . Ans . 44035200 yds . Ans . 31556937 sec . 32. In 622080 solid inches how many tons of round timber ? Ans . 9 T. 33. In 5529600 cubical ...
Σελίδα 101
... circumference turn round ? Ans . 172800 . 49. How many seconds in 1828 years , allowing 365 days to the year ? Ans . 57687292800 . 50. What is the cost of a tun of wine at 3 cents per gill ? Ans . D241.92 . REVIEW . When is Compound ...
... circumference turn round ? Ans . 172800 . 49. How many seconds in 1828 years , allowing 365 days to the year ? Ans . 57687292800 . 50. What is the cost of a tun of wine at 3 cents per gill ? Ans . D241.92 . REVIEW . When is Compound ...
Σελίδα 109
... circumference , turns round on its axis in 24 hours ; how far does it turn in 1 minute in the 43d parallel of latitude , the degree of longitude in this latitude being about 51 statute miles ? Ans . 123 miles . 91. A. and B. depart from ...
... circumference , turns round on its axis in 24 hours ; how far does it turn in 1 minute in the 43d parallel of latitude , the degree of longitude in this latitude being about 51 statute miles ? Ans . 123 miles . 91. A. and B. depart from ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres amount annuity annum answer Arithmetic Bring bush bushels of wheat ciphers circumference common difference compound interest contained cord cube root cubic debt decimal point denomination diameter discount Divide dividend division divisor dollars drams equal example feet long figure foot gain or lose gallons galls given number grains greatest common divisor hogsheads hundred improper fraction inches least common multiple length less lowest terms measure miles mixed number months multiplicand Multiply nails number of terms ounces paid payment pecks pints poles present worth proof proportion purchased quantity quarters quarts questions quotient rate per cent ratio Reduce remainder required the number rods roods rule sell sold square feet square root subtract sugar thick third term TROY WEIGHT VULGAR FRACTIONS weight whole number wine yards cost yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 149 - Compute the interest on the principal to the time of the first payment, and if the payment exceed this interest, add the interest to the principal and from the sum subtract the payment: the remainder forms a new principal.
Σελίδα 188 - If the errors are alike, divide the difference of tire products by the difference of the errors, and the quotient will be the answer. 5. If the errors are unlike, divide the sum of the products by the sum of the errors, and the quotient will be the answer.
Σελίδα 32 - Find how many times the divisor is contained in the first figure, or figures, of the dividend, and, setting it directly under the dividend, carry the remainder, if any, to the next figure as so many tens.
Σελίδα 127 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Σελίδα 118 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
Σελίδα 107 - A and B depart from the same, place and travel the same road ; but A goes 5 days before B, at the rate of 15 miles a day . B follows at the rate of 20 miles a . day } what distance must he travel to overtake A ? Ans. 300 miles RULE OF THREE INVERSE.
Σελίδα 214 - There are five things in arithmetical progression, any three of which being given, the other two may be found : — 1st. The first term. 2d. The last term. 3d. The number of terms. 4th. The common difference. 5th. The sum of all the terms.
Σελίδα 253 - Suppose a ladder, 60 feet long, be so planted as to reach a window 37 feet from the ground on one side of the street, and, without moving it at the foot, will reach a window 23 feet high on the other side ; what was the breadth of the street?
Σελίδα 254 - The height of a tree growing in the centre of a circular island 44 feet in diameter, is 75 feet, and a line stretched from the top of it over to the hither edge of the water, is 256 feet. What is the breadth of the stream, provided...
Σελίδα 118 - RULE. Divide the numerator by the denominator, and the quotient will be the whole or mixed number sought.