• # question_answer The difference between 63% of a number and 45% of he same number is 342. What is 78% of that number? A) 1670B)               1482C) 1342                            D) None of these

Solution :

Suppose number be x. Then,   $\frac{63}{100}x-\frac{45}{100}x=342$                            $\frac{18x}{100}=342$                                 $x=\frac{342\times 100}{18}=1900$ Hence,  $78%\,\,of\,\,x=\frac{78}{100}\times 1900$ $=1482$

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