Quantitative Aptitude - Arithmetic Ability Questions

If 5x/2 - [7(6x - 3/2)]/4 = 5/8, then what is the value of x?

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

If sinθ + cosθ = 1, then the sinθ cosθ is equal to

If cos 60° - sec 30° = x, then the value of x is

ABC is an equilateral triangle and P is the orthocenter of the triangle, then what is the value (in degrees) of ∠BPC?

Neeraj purchased a few shirts for his shop at cost prices ranging from Rs. 400 to Rs. 550 and sold at prices ranging from Rs. 450 to Rs. 650. What is the maximum profit that might be made in selling 10 shirts?

Present age of Anil and Rajesh are in the ratio of 11 : 6 respectively. 9 years ago, their ages were in the ratio of 7 : 3. If the Pankaj’s present age is 1/4 of the Anil’s present age, then what is the Pankaj’s present age (in years)?

Present ages of Sai and Satheesh are in the ratio of 5:4 respectively. Three years hence, the ratio of their ages will become 11:9 respectively. What is Satheesh's present age in years?