At the train station, 366 commuters were randomly surveyed and asked if they owned an e-reader or a tablet computer. The table below shows some of the results. Owns a Tablet Computer Does Not Own a Tablet Computer Total
Owns an e-Reader 139 133
Does Not Own an e-Reader 52
Total
How many commuters surveyed do not own either an e-reader or a tablet computer?

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?