Quantitative Aptitude - Arithmetic Ability Questions

The sum of 2xy(3x + 4y - 5z) and 5yz(2x - 3y) is

If (cotA - cosecA)2 = x, then the value of x is

What is the value of 128 + 7232

The line passing through (­3,4) and (0,3) is perpendicular to the line passing through (5,7) and (4,x). What is the value of x?

The circumference of a circle is 110 cm. Find its radius (in cm).

The ratio of incomes of C and D is 3 : 2. Ratio of income of D and E is 5 : 4. If one-third of C’s income is Rs 4000 more than the half of E’s income, then what is the D’s income (in Rs)?

If 4(2x + 3) > 5 -­ x and 5x - ­3(2x­ - 7) > 3x -­ 1, then x can take which of the following values?

In the following question, select the odd word from the given alternatives.