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Popular Word Problems >

find all pairs of consecutive odd natural numbers both of which are larger than 20 and their sum is less than 80

Solution

solve for

a ll p ai rs o f co n sec u t i v e o dd na t u r a l n u mb ers b o t h o f w hi c h a re l a r g er t han 20 an d t h e i r s u m i s l ess t han 80

Solution

x = 80

Solution steps

Represent the number with

x

A.T.Q.:

x < 80

Solve for

x, x < 80 : x < 80

Select the largest solution:

80

x = 80

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