Quantitative Aptitude - Arithmetic Ability Questions

The ratio of present ages of Anil and Aakash is 4 : 5. Three years later their ages will be in ratio 7 : 8. What is the present age (in years) of Anil?

Present age of Amit is twice of Baman’s present age. After 5 years Baman’s age will be 4 times of the Chetan’s present age. If Chetan celebrated his sixth birthday 7 years ago, then what will be the present age (in years) of Amit?

If sinA + sin2A = 1 then what is the value of cos2A + cos4A ?

What is the reflection of the point (4 , -3) in the line y = 1?

Select the odd word/letters/number/number pair from the given alternatives.

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

The sum of a number and 4 times its reciprocal is 5. What is the number?

If 5x + 6(3-2x) = 4, then what is the value of x?