CAT Exam

The product of the lengths of three sides of a triangle is 196 and the radius of its circumcircle is 2.5 cm. What is the area of the triangle ?

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CAT Other Question

The age of father is twice that of the elder son, Ten years hence the age of father will be three times that of the younger son. If the difference of ages of the two sons is 15 years, then what is the of father? To fill a number of vacancies, an employer must hire 3 programmers from among 6 applicants, and 2 managers from among 4 applicants. What is the total number of ways in which selection can be made?