POUNDS, SHILLINGS, PENCE, FARTth. CASE 5. When the price of lyd. 1lb. &c. 15 pounds, shillings and pence; multiply the quantity by the pounds, and if the shillings and pence be an even part of a pound, divide the given quantity by that even part, and add the quotient to the product for the answer; but if they are not an even part of £1, take parts of parts and add them together. Or, you may reduce the pound in the price of 1 yard, &c. to shillings, and proceed as in the case before. SUPPLEMENT TO PRACTICE. QUESTIONS. 1. What is Practice? 2. Why is it so called? 3. When the price of 1 yard, &c. is farthings, how is the value of any given quantity found at the same rate? 4. When the price consists of pence and farthings, and is an even part of 1s. how is the value of any given quantity found? 5. When the price is pence and farthings and not an even part of Is what is the method of procedure? 6. When the price consists of shillings, pence and farthings, how is the value of any given quantity found? 7. When the price contains shillings and pence and an even part of £1, how is the operation to be conducted? 8. When the price consists of shillings only, and an even number, what is the most direct way to find the value of any given quantity? 9. When the quantity contains fractions, as, t, t, &c. how are they to be treated? 10. When the price consists of pounds, and lower denominations, how is the value of any given quantity found? 11. When the prices are given in dollars, cents, and mills, how is the value of any given quantity found in Federal Money ? 12. What is the method of proof? 13. How are operations in Federal Money proved? EXERCISES IN PRACTICE. In the following exercises the attention of the scholar must be excited first to consider to which of the preceding cases each question is to be referred. That being ascertained, he will proceed in the operation according to the instruction there given. 1. What will 745 yards cost at 11d. per yard? Ans. £34 3s. 7jd. Under which of the preceding cases does this question properly belong? What must be done with the fraction (2 of a yard) in the quantity? |