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פּוֹפּוּלָרִי Word Problems >

A positive integer is twice another. The sum of the reciprocals of the two positive integers is 3/22 . Find the two integers.

פתרון

A p os i t i v e in t e g er i s tw i ce an o t h er . T h e s u m o f t h e rec i p roc a l s o f t h e tw o p os i t i v e in t e g ers i s \frac{3}{22} . F in d t h e tw o in t e g ers .

פתרון

The numbers : 22, 11

צעדי פתרון

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = 2 y

\frac{1}{x} + \frac{1}{y} = \frac{3}{22}

x = 2 y, \frac{1}{x} + \frac{1}{y} = \frac{3}{22} : x = 22, y = 11

The numbers : 22, 11

דוגמאות פופולריות

The population of a city increases by 1.6% per year. If this year's population is 237,000, what will next year's population be, to the nearest individual?A rectangle has a width of 7 and a length of 18. find its area Three consecutive integers have a sum of 63.seven more than the quotient of 2 and a number the sum of two numbers is 65. the second number is 5 more than twice the first number