RRB Government Jobs Exams

Four-fifth of a number is 10 more than two-third of the same number. What is the number?

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RRB Other Question

VIn a fraction, twice the numerator is two more than the denominator. If 3 is added to the numerator and the denominator each, then the resultant fraction will be 2/3 .What was the original fraction ?
A shopkeeper purchased 200 bulbs for Rs. 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs.12 each. What will be the percentage profit?