Quantitative Aptitude - Arithmetic Ability Questions

The square root of 6084 is

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:3, what is the ratio of area of ΔADE and area of quadrilateral BDEC?

What is the sum of the measures of all the interior angles of a regular polygon of 5 sides?

What is the value of |3(1) - 6|?

What is the sum of all prime numbers between 60 and 80?

ΔABC is similar to ΔDEF. Length of AB is 12 cm and length of the corresponding side DE is 8 cm. What is the ratio of Perimeter of ΔABC : Perimeter of ΔDEF?

ΔABC is right angled at B. If m∠A = 60 deg, then find the value of (secC + 2)