Quantitative Aptitude - Arithmetic Ability Questions

What is the value of 36+729381+643

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

If 1/2 is added to a number and the sum is multipled by 3, the result is 21. Then the number is

If x+1x=-2,then the value of x7+1x7

Yayati sold an item at a loss of 13%. If he had sold it for Rs. 49 more, he would have made a profit of 22%. What should be the selling price of the item to gain a profit of 30%?

Profit of Rs 1,03,500 has to be divided between three partners A, B and C in the ratio 11:7:5. How much amount (in Rs) does B get?

If 4x2= 152- 92, then value of x is

If Sec θ = 25/24 , then what is the value of Sin θ?