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Question 7
If 170% of a number added to 66, then the result becomes equal to twice of the number. What is the number?
Solution
Let the number be $$x$$
According to ques,
=> $$\frac{170}{100}x+66=2x$$
=> $$1.7x+66=2x$$
=> $$2x-1.7x=0.3x=66$$
=> $$x=\frac{66}{0.3}=220$$
=> Ans - (B)
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