1.

The sum of 15% of a positive number and 10%of the same number is 70 What is twice of that number ?1). 4402). 2803). 5604). 140

Answer»

Solution

Let the number be x.
15% of x + 10% of x = 70
25% of x = 70
x = 70*4
x = 280
Now, twice of 280 = 280*2 = 560
The correct OPTION is option C.



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