For the following questions answer them individually
The average of 8 consecutive natural numbers is 38.5. What is the largest of these 8 numbers?
If the cost price of 48 articles is equal to the selling price of 32 articles, then what is the profit percentage?
After deducting 12% from a certain sum and then deducting 25% from the remainder, 2508 is left, then what is the initial sum?
Two trains are moving in the opposite direction at speed of 30 km/hr and 45 km/hr respectively, whose lengths are 450 m and 550 m respectively. What is the time taken (in seconds) by slower train to cross the faster train?
A person lent certain sum of money at 10% per annum simple interest. In 20 years the interest amounted to Rs 500 more than the sum lent. What was the sum lent (in Rs)?
If a = 73, b = 74 and c = 75, then what is the value of $$a^{3} + b^{3} + c^{3}$$ - 3abc?
If $$x^{2}$$ + (1/$$x^{2}$$) = 31/9 and x > 0, then what is the value of $$x^{3}$$ + (1/$$x^{3}$$) ?
If x - (1/x) = 3, then what is the value of $$(2x^{4} + 3x^{3} + 13x^{2} - 3x + 2 / (3x^{4} + 3)?$$
In the given figure $$ST\parallel RP$$, then what is the value (in degrees) of supplementary angle of Y ?