Subject :ICSO Class : Class 9

**MENTAL ABILITY**

Let P and Q are the remainders when the polynomial y^{3} + 2y^{2} 5ay 7 and y^{3} + ay^{2} 12y + 6 are divided by y + 1 and y 2 respectively. If 2P + Q = 6, then the value of a is _____.

** **

(A) 4

(B) 2

(C) 3

(D) 1