Quantitative Aptitude - Arithmetic Ability Questions

What is the value of Cot 45° - (1/√3)Cosec 60°?

What is the value of a-b when a2+b2-6a-6b+18 = 0 ?

The factors of x2 + 8x + 12 are

If A alone can do a job in 40 days then, in how many days can B alone do the job if together they can do the job in 8 days?

What is the HCF (highest common factor) of 77 and 275?

A mixture of alcohol and water contains 7% alcohol. How much mixture (in litres) is required to get 357 litres of alcohol?

In the given figure, PQR is a right angled triangle at Q. If PQ = 35 cm and QS = 28 cm, then what is the value (in cm) of SR?

Select the odd number from the given alternatives.