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" Suppose a ladder 40 feet long be so planted as to reach a window 33 feet from the ground, on one side of the street, and without moving it at the foot, will reach a window on the other side 21 feet high ; what is the breadth of the street? "
The American Tutor's Assistant Revised, Or, A Compendious System of ... - Σελίδα 149
των Zachariah Jess - 1824 - 210 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1808 - 470 σελίδες
...75X75=5625 : Then, 65536 — 5625=5991! and ^59911=244-76+ and 244'76—M =222-76 feet, Answer. PROB. XIV. Suppose a ladder 60 feet long be so planted as to...reach a window 37 feet from the ground, on one side of die street, and without moving it at the foot, will reach a window 23 feet high on the other side ;...

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1809 - 312 σελίδες
...^59911=244. 76-t- and zwl6 — 4s*=s 22*76 feet, Anfwer. PROB. XIV. Snppofe a fodder 60 feet long be fo planted as to reach a window 37 feet from the ground, on one fide of the ftreet, and without moving it at the foot, will reach a window 2,3 feet high OB- the other...

The Teachers Assistant. Or, A System of Practical Arithmetic: Wherein the ...

1811 - 210 σελίδες
...fort ? Ans. 14.142 -(-yards. 7. Suppose a ladder 40 fe«et long, be so planted as to reach a window S3 feet from the ground, on one side of the street, and...without moving it at the foot, will reach a window on the other side 21 feet high; what is the breadth of the streetï Ans, 56.64 + feet. 8. Two ships...

The Teachers' Assistant, Or, A System of Practical Arithmetic: Wherein the ...

1817 - 214 σελίδες
...fort ? Ans. 14.] 42-1- yards 7. Suppose a ladder 40 feet long, be so planted as to reach a window 33 feet from the ground, on one side of the street, and...without moving it at the foot, will reach a window orí the other side 21 feet high ; what is the breadth of the street? Ans. 56.64+ feet. 8. Two ships...

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1832 - 538 σελίδες
...59011 and ,/59911=244-76+ and 2-14-76— у =222-76 feet, An«. Puoc. XIV*. Suppose a ladder 60 feel long be so planted as to reach a window 37 feet from the ground, on one side of the strebt, and without moving it at the foot, will reach a window 23 feet high on the other side ; I demand...

The Complete Practical Arithmetician: Containing Several New and Useful ...

Thomas Keith - 1822 - 354 σελίδες
...outer edge of the moat to the top of the wall? (36.) A ladder, 50 feet long, will reach to a window 30 feet from the ground on one side of the street; and, without moving the foot, will reach a window 40 feet high on the other side. The breadth of the street is required....

The Teachers' Assistant: Or a System of Practical Arithmetic

Stephen Pike - 1824 - 212 σελίδες
...:brt ? Ans. 14.142+ yards. 7. Suppose a ladder 40 feet long, be so planted as to reach a window 33 feet from the ground, on one side of the street, and...without moving it at the foot, will reach a window on the other side 21 feet high; what is the breadth of the street ? Ans. 56. 64+ feet. 8. Two ships...

Elements of Arithmetic

Etienne Bézout - 1824 - 238 σελίδες
...fort? Ans: 14,142, &c. yards. S0. Suppose a ladder 40 feet longT be so planted as to reach a window 33 feet from the ground, on one side of the street, and...without moving it at the foot, will reach a window on the other side 21 feet high ; what is the breadth of the street? Ans. 56,60, &c. feet. r-OUMATION...

Pike's System of Arithmetic Abridged: To which are Added Appropriate ...

Nicolas Pike, Dudley Leavitt - 1826 - 214 σελίδες
...65536— 5625=59911 244-76— "=222-76 feet, Answer. PROBLEM VII. Suppose a ladder 60 feet long be stf planted as to reach a window 37 feet from the ground,...street, and without moving it at the foot, will reach ,1 window 23 feet high on the other side ; I demand the breadth of the street ? Ans. 102-64 feet. PROBLEM...

The American Tutor's Assistant, Improved: Or, A Compendious System of ...

Zachariah Jess - 1827 - 226 σελίδες
...bank of a river, known to be 24 yard ; broad ; the height of the wall is required. Am. 26.83 +yariK 16. Suppose a ladder 60 feet long, be so, planted as to reach a window 37 feet from the ground on on« side of the street, ая;!, without moving it at the foot, will reach a window 23 feet hr> \\...




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