The Earth's crust contains approximately 120 trillion metric tons of gold. One metric ton of gold is worth $48 million. What is the approximate value of
the gold in the Earth's crust? Hint: 120 trillion written in scientific notation is 1.2 x 10¹4 and 48 million is 4.8 x 107
The gold is worth approximately $
O 5.76 x 10¹4
O 6.0 x 10¹
O 5.76 x 10²1
O 6.0 x 10²1
5
