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Q.

A number is such that it is as much greater than 65 as it is less than 91. Find the number.


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a

76

b

77

c

78

d

79 

answer is C.

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Detailed Solution

Concept-
First, consider the number asQuestion Image. Then, form an equation according to the question and solve it.
Let the number be Question Image.
It is given that the number is as much greater than 65 as it is less than 91.
Question ImageCombining like terms together,
Question ImageAdd the terms,
Question ImageDivide both sides by 2,
Question ImageTherefore, the number is 78.
Hence, the correct answer is option 3) 78.
 
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