Find the best approximation of the surface area of this cylinder.
1380 cm2
4280 cm2
2140 cm2
1070 cm2

Ican figure out 20 shares multiply by $117.98 =2359.6920 shares multiply by $124.32=2486.40then take 40 shares multiply by $128.48=5139.20after that i'm lost any be greatly appreciated.

How can you find the mean absolute deviation (mad) for this set of data?

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?