Quantitative Aptitude - Arithmetic Ability Questions

If a = 1/a-5, then the value of a + 1/a = ?

If P = 7 + 4√3 and PQ = 1, then what is the value of 1/P2 + 1/Q2?

ΔABC is similar to ΔPQR. If ratio of perimeter of ΔABC : perimeter of ΔPQR is 5:9 and if PQ = 45 cm, then the length of AB (in cm) is?

If the value of a company stock drops from Rs. 25 per share to Rs. 21 per share, the percentage decrease per share is

If (4/5)A = 3B = (2/3)C, then what is A : B : C?

Mr. Ankit is on tour to Siachin and he has Rs. 360 for his expenditure. If he exceeds his tour by 4 days, he must trim down his daily expenditure by Rs.3. Forhow many days is Mr. Ankit is on tour?

A can do a work in 15 days and B in 20 days. If they work on it together for 5 days, then what fraction of work is left?

A bus travels 720 km in 20 hours. Calculate its average speed in meters/second.