Quantitative Aptitude - Arithmetic Ability Questions

If θ is positive acute angle and 7cos2Ɵ + 3sin2Ɵ = 4, then the value of θ is

Δ PQR is right angled at Q. If m√R = 30°, then what is the value of Cot P?

If sin (3x ­ 20°) = cos (3y + 20°), then find the value of (x + y).

If A, B and C are denoting Mean, Median and Mode of a data and A : B = 9 : 8. Then the ratio of B : C is

Choose the word is least like the other words in the group

Mummy can bake 75 cakes in 15 hours, Mummy and Sister together can bake 120 cakes in 20 hours. How many cakes Sister can bake in 30 hours?

5 litres of honey contains 80% sugar. 3 litres of water is added to this honey. What is the percentage of sugar in the new mixture?

An equal sum is invested in two different schemes. One scheme gives simple interest and the other gives compound interest (annual compounding). The sum of interest obtained after 2 years from both the schemes is Rs 2961. If both schemes have 23% per annum interest rate, then what is the first year interest (in Rs)of simple interest scheme?