Quantitative Aptitude - Arithmetic Ability Questions

Asif is twice as good as workman as Bashir and together they finish a piece of work in 30 days. In how many days will Asif alone finish the work?

Some carpenters promised to do a job in 15 days but 3 of them were absent and remaining did the job in 20 days. What was the original number of carpenters?

(45.004% of 1439.97 –15.99% of 2249.97) ÷ 35.98 = ?

The railway fares of air conditioned sleeper and ordinary sleeper class are in the ratio 4:1. The number of passengers travelled by air conditioned sleeper and ordinary sleeper classes were in the ratio 3:25. If the total collection was Rs. 37,000, how much did air conditioner sleeper passengers pay?

The marked price of a shirt is twice of the cost price. To earn a gain of 25%, what should be the discount percentage?

If x – (1/x) = 3, then what is the value of (2x4 + 3x3 + 13x2 – 3x + 2) / (3x4 + 3)?

At what point does the line 2x + 5y = -6 cuts the X-axis?

If x/3 - [5(7x/5 - 4/3)]/2 = -x/6, then what is the value of x?