state gov TSPSC DAO (Divisional Accounts Officer) Mock Test 2024 Quantitative Aptitude Data Sufficiency
Direction : For the Assertion (A) and Reason (R) given below, choose the correct alternative from the following as
(A): 12 + 22 + 32 + ... + 492 = 40425
(R): Sum of the squares of the first n natural numbers is \(\frac{n(n+1)(n+2)}{6}\)
1
if both (A) and (R) are true and (R) is the correct explanation of (A)
2
if both (A) and (R) are true and (R) is not the correct explanation of (A)
3
if (A) is true but (R) is false
4
if (A) is false but (R) is true