Quantitative Aptitude - Arithmetic Ability Questions

Find the difference between place value and face value of 7 in 589573212.

The average weight of P, Q and R is 47 kg. If the average weight of P and Q be 32.5 kg and that of Q and R be 48.5 kg, then what is the weight of Q (in kgs)?

tan(A/2) is equal to

Find the odd word/letters/number from the given alternatives.

ΔPQR is right angled at Q. If cosP = 5/13, then what is the value of cosecR ?

What is the value of tan 6° tan 36° tan 84° tan 54° tan 45°?

If 7x - [3(2x - 3)]/2 = 1/2, then what is the value of x?

If α and β are the roots of the equation x2+ x – 1 = 0, then what is the equation whose roots are α5 and β5?