Use Scientific Notation to Solve the Problem $3.00 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { sec }$

Multiple Choice

Use scientific notation to solve the problem.
-If the speed of light is $3.00 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { sec }$ , how long does it take light to travel $2.29 \times 10 ^ { 11 } \mathrm {~m}$ , the distance from the sun to Mars?

A) $76 \mathrm { sec }$
B) $7.6 \times 10 ^ { 2 } \mathrm { sec }$
C) $7.6 \times 10 ^ { 2 } \mathrm {~min}$
D) $7.6 \times 10 ^ { 3 } \mathrm { sec }$