Quantitative Aptitude - Arithmetic Ability Questions

Mohan earns a profit of 20% on selling a jean at 15% discount on printed price. The ratio of the cost price to printed price of the jean is

The line passing through point (-3,1) and point (x,5) is parallel to the line passing through point (-2,-1) and point (6,3). What is the value of x?

The ratio of present ages of Ratnabali and Shaukat is 8:5. After 22 years the ratio of their ages will be 10:9. At present, what is Ratnabali's age?

In triangle PQR, A is the point of intersection of all the altitudes and B is the point of intersection of all the angle bisectors of the triangle. If ∠PBR =105°, then what is the value of ∠PAR (in degrees)?

If 4x + 1x = 5, (x≠0), then the value of 5x4x2+10x+1 is

If α + β = 90° and α:β = 2:1, then the ratio of cosα to cosβ is

If a1-2a+b1-2b+c1-2c = 12, then 11-2a+11-2b+11-2c value is

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