Quantitative Aptitude - Arithmetic Ability Questions

The ratio of present ages of Ramita and Satyajit is 9:7. After 9 years the ratio of their ages will be 5:4. What is Ramita's present age?

The value of tan80° tan10° + sin270° + sin20∘

√(cosec2 -­ 1)/cosecA is equal to?

If one angle of a triangle is equal to half the sum of the other two equal angles, then the triangle is

If a triangle has its orthocenter and centroid of equal length, then which of the following is TRUE about the triangle?

The sum of a non-zero number and its reciprocal is 2. What is the number?

The solution set of 4x - 3y = 47 and 3x + y = 32 is

The sum of 4x + 3y ­ 7z, x ­ y ­ z and ­2x ­ 3y + 4z is