What is the value of $\frac{10+20+30+40}{10}+\frac{10}{10+20+30+40}$?
(a) 1
(b) 20
(c) 30
(d) 10.1
(e) 1.01
The correct option is (d).

$$
\frac{10+20+30+40}{10}+\frac{10}{10+20+30+40}=\frac{100}{10}+\frac{10}{100}=10+0.1=10.1
$$