 | James Mitchell - Mathematics - 1823 - 684 pages
...bodies placed in a right line. Multiply each body by its distance from some fixed point in the line, and divide the sum of the products by the sum of the bodies, the result is the distance of the centre from the point. Prop. 2. If perpendiculars be drawn... | |
 | Zadock Thompson - Arithmetic - 1826 - 164 pages
...shall be sustained by either party. RULE.t — Multiply each payment by the time at which it is. due, and divide the sum of the products by the sum of the payment, and the quotient will be the time required. * You divide by 26, because the trett is one twenty-sixth.... | |
 | Zadock Thompson - Arithmetic - 1828 - 236 pages
...MEDIAL. RULE. 208. Multiply each quantity hy its price, and divide the sum of the products hy the som of, the quantities, the quotient will be the rate...compound required. QUESTIONS FOR PRACTICE. 2. If I mix 8 hushels of wheat at $1.20 per hushel, 12 hushels of rye at 60 cents, and 10 hushels of corn at 50 cents,... | |
 | Daniel Adams - Arithmetic - 1828 - 266 pages
...To find the mean time for several payments, — ROLE : — Multiply each sum by its time of payment, and divide the sum of the products by the sum of the payments, and the quotient will be the answer. Note. This rule is founded on the supposition, that... | |
 | Daniel Adams - Arithmetic - 1828 - 264 pages
...To find the mean time for several payments, — RULE : — Multiply each sum by its time of payment, and divide the sum of the products by the sum of the payments, and the quotient will be the answer. Note. This rule is founded on the supposition, that... | |
 | Arithmetic - 1829 - 180 pages
...find the mean time of several payments, we have this RULE. Multiply each sum by its TIME of payment, and divide the sum of the PRODUCTS by the sum of the PAYMENTS. The rule ia founded on the supposition that what is gained by keeping a debt a certain time... | |
 | William Kinne - 1829 - 248 pages
...rates and quantities of the several simples given. RULE. — Multiply each quantity by its rate ; then divide the sum of the products by the sum of the quantities, or the whole composition, and the quotient will be the rate of the compound required. EXAMPLES. 1.... | |
 | Daniel Adams - Arithmetic - 1830 - 264 pages
...To find the mean time for several payments, — RULE : — Multiply each sum by its time of payment, and divide the sum of the products by the sum of the payments, and the quotient will be the answer. Note. This rule is founded on the supposition, that... | |
 | Daniel Adams - Arithmetic - 1830 - 282 pages
...To find the mean time for several payments^ — RULE : —Multiply each sum by its time of payment, and divide the sum of the products by the sum of the payments, and the quotient will be the answer. Note. This rule is founded on the supposition, that... | |
 | Daniel Adams - Arithmetic - 1831 - 264 pages
...To find the mean time for several payments, — RULE : — Multiply each sum by its time of payment, and divide the sum of the products by the sum of the payments, and the quotient will be the answer. Note. This rule is founded on the supposition, that... | |
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Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit. 
