Articoli correlati a Mathematical wrinkles for teachers and private learners
This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1912 Excerpt: ...names are given to the terms of a fraction? Why are they so named? What is the value of a fraction? 2. Why is it necessary to teach L. C. M. and G. C. D. before teaching fractions? What two things must be taught before teaching L. C. M. and G. C. D.? Find the L. C. M. and G. C. D. of 9, 12, and 54. 3. Add five-sixths, two-fifths, and four-fifteenths. State the four steps taken and give reasons for each. 4. Change 5 shillings and 8 pence to the decimal of a pound. Write the tables of Long and Liquid measures as used to-day. How many cords in a pile of wood 18 feet long, 4 feet wide, and 5£ feet high? Write and solve a problem in Reduction descending. 5. A sold B a farm for $ 2400, which was 20 % more than it cost him, and took B's note for that amount due in 6 months without interest. If he had that note discounted at a Maine bank, what was his actual gain and what per cent did he gain? Write the note taken. What did A have to do before the bank would discount the note? Fok State Certificate.--California 1. I pay $275 for a lot and build on.it a house costing $ 1720, which my agent rents for $ 25 a month, charging 5 % commission. What per cent do I make on the money invested? 2. A house valued at $1200 had been insured for $ of its value for 3 years at 1 % per annum. During the third year it was destroyed by fire. What was the actual loss to the owner, no allowance being made for interest? 3. A man purchased goods for $ 10,500 to be paid in 3 equal installments, without interest; the first in 3 months, the second in 4 months, the third in 8 months. How much cash will pay the debt, money being worth 7 %? 4. The surface of a sphere is the same as that of a cube, the edge of which is 12 inches. Find the volume of each. B. Subtract lOj from 15$, divide the ...
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- EditoreRareBooksClub.com
- Data di pubblicazione2012
- ISBN 10 1236005511
- ISBN 13 9781236005519
- RilegaturaCopertina flessibile
- Numero di pagine74
(nessuna copia disponibile)
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