Aptitude : : Simplification Questions & Answers
- $ \dfrac{(469+174)^2 -(469-174)^2}{469\times 174} = ~? $
A. 4
B. 2
C. 295
D. 643
- If a + b + c = 13 and a2 + b2 + c2 = 69, then find the value of ab + bc + ca :
A. 10
B. 30
C. 50
D. 70
- If 3x + 7 = x2 + P = 7x + 5, what is the value of P?
A. $\dfrac{17}{2}$
B. $\dfrac{25}{3}$
C. $\dfrac{33}{4}$
D. $\dfrac{41}{4}$
- If x = 1 - q and y = 2q + 1, then for what value of q, x is equal to y?
A. 0
B. 1
C. -1
D. -2
- $ \dfrac{1}{2}$ of $\dfrac{3}{5}$ of $\dfrac{4}{9}$ of 5820 = ?
A. 766
B. 777
C. 776
D. 666