Quantitative Aptitude - Arithmetic Ability Questions

Vinay professes to lose 4% on sugar and uses a weight of 620 gm instead of 1 kg. What is the total profit percentage?

The ratio of present ages of Ratna and Shantanu is 5:4. After 19 years the ratio of their ages will be 10:9. What is Ratna's present age?

If α and β are roots of the equation 3x2 – 13x + 14 = 0, then what is the value of (α/β) + (β/α)?

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

If √(sec2A - 1)/secA = x, then the value of x is

What is the simplified value of cosec6A – cot6A – 3 cosec2A cot2A?

If 3 tan θ = cot θ where 0 < θ < π/2, then what is the value of θ ?

If a + b = 10 and ab = 21, then the value of (a - b)2 is