Students were asked what their preferred after-school activity was. The graph below shows the results. If 210 people said they preferred to read and write, how many people in total were polled?

14% reading and writing
27% listening to music
24% watching tv
28% sports
7% others

Look at attachment. has all info needed. need

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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