State \(93.8\text{ cm}\) in \(\text{m}\).

(A)  \(0.938\text{ m}\)

(B)  \(9.38\text{ m}\)

(C)  \(93.8\text{ m}\)

(D)  \(938\text{ m}\)

\(7\dfrac{1}{5}\text{ cm}=\underline{\hspace{1cm}}\text{mm}\)

(A)  \(71\)

(B)  \(76\)

(C)  \(75\)

(D)  \(72\)

Solve the following equation.

\(3.2\text{ cm}+18.6\text{ mm}=\underline{\hspace{1cm}}\text{ mm}\)

(A)  \(2.18\)

(B)  \(5.06\)

(C)  \(21.8\)

(D)  \(50.6\)

Calculate \(15\dfrac{2}{5}\text{ m}+2.8\text{ m}+94\text{ cm}\).

State the answer in the unit of \(\text{m}\).

(A)  \(112.05\text{ m}\)

(B)  \(19.14\text{ m}\)

(C)  \(112.05\text{ cm}\)

(D)  \(19.14\text{ cm}\)

\(2\text{ km }500\text{ m}+5\,049\text{ m}+2.1\text{ km}\)

\(=\underline{\hspace{1cm}}\text{km}\)

(A)  \(9.649\)

(B)  \(96.49\)

(C)  \(964.9\)

(D)  \(9\,649\)