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A certain person has two silver cups, and only one cover for both. The first cup weighs 12 oz. If the first cup be covered it weighs twice as much as the other cup, but if the second be covered it weighs three times as much as the first.
An Introduction to Algebra Upon the Inductive Method of Instruction - Page 36
by Warren Colburn - 1828 - 276 pages

## First Lessons in Algebra: Being an Easy Introduction to that Science ...

Ebenezer Bailey - Algebra - 1835 - 258 pages
...has two silver cups, having but one cover for both. The first cup weighs 12 ounces ; and when it is covered, it weighs twice as much as the other cup ; but if the second cup be covered, it weighs three times as much as the first. Required the weight of the cover...

## An Introduction to Algebra Upon the Inductive Method of Instruction

Warren Colburn - Algebra - 1836 - 276 pages
...Ib., B's 163 Ib., С 's 167 Ib., and D's 165 Ib. What was each per Ib., and what did each man pay? .Ж 7. A certain person has two silver cups, and only...both. The first cup weighs 12 oz. If the first cup be cov- / ered it weighs twice as much as the other cup, but if the second be covered it weighs three...

## An Introduction to Algebra: Upon the Inductive Method of Instruction

Warren Colburn - Algebra - 1837 - 288 pages
...fore quarters. A and B had the hind quarters, C and D the fore quarters. A's quarter weighed 158 _ lb., B's 163 lb., C's 167 lb., and D's 165 Ib. What was each per lb., and what did each man pay? • * ji { ! • • :f / 7. A certain person has two silver cups, and only one cover for both. The...

## The North American Arithmetic: for advanced scholars. Part third

Frederick Emerson - Arithmetic - 1842 - 288 pages
...allowing money to be worth 6 per cent. a year ? 108. A lady has two silver cups, and only one cover. The first cup weighs 12 oz. If the first cup be covered, it will weigh twice as much as the second; but if the second cup be covered, it will weigh three times...

## An Introduction to Algebra upon the Inductive Method of Instruction

Warren Colburn - Algebra - 1844 - 280 pages
...fore quarters. A and B had the hind £iarters, C and D the fore quarters. A's quarter weighed 158 ., B's 163 lb., C's 167 lb., and D's 165 Ib. What was...weighs twice as much as the other cup, but if the second be covered it weighs three times as much as the first. What is the weight of the cover, and...

## An Introduction to Algebra upon the Inductive Method of Instruction

Warren Colburn - Algebra - 1844 - 280 pages
...the fore quarters. A and B had the hind quarters, C and D the fore quarters. A's quarter weighed 158 lb., B's 163 lb., C's 167 lb., and D's 165 Ib. What...certain person has two silver cups, and only one cover fbr both. The first cup weighs 12 oz. If the first cup be covered it weighs twice as much as the other...

## Elementary and practical Arithmetic on the inductive system, by analysis and ...

Charles WATERHOUSE - Arithmetic - 1844 - 228 pages
...was 45, and the lady 15 years, Ans. 28. A lady has 2 silver cups of unequal weight, with but 1 cover. The first cup weighs 12 oz. If the first cup be covered, it will weigh twice as much as the second ; but if the second cup be covered, it will weigh three times...

## The American Intellectual Arithmetic: Designed for the Use of Schools and ...

John Fair Stoddard - Mental arithmetic - 1849 - 176 pages
...parts will he the weight of the secoud cup, aud 2, the weight of the first cup and cover, &c. 2. A lady has two silver cups, and only one cover for both. The first cup weighs 8 ounces. The first cup and cover weigh 3 times as much as the second cup ; and the second cup and...