8. What is the value of $\frac{2+4+6+8+10+12+14+16+18+20}{1+2+3+4+5+6+7+8+9+10}$ ?
A 2
B 10
C 20
D 40
E 1024
8. A By factorising the numerator, it is seen that;
$$
\frac{2+4+6+8+10+12+14+16+18+20}{1+2+3+4+5+6+7+8+9+10}=\frac{2(1+2+3+4+5+6+7+8+9+10)}{1+2+3+4+5+6+7+8+9+10}=2 \text {. }
$$