Which choice describes a question that could be answered by moving the decimal point 2 places to the left?

a.
multiplying 21.06 by 100

b.
dividing 21.06 by 10²

c.
multiplying 21.06 by 1,000

d.
dividing 21.06 by 10³

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct