Iam the tape recorder in the french language lab. i make $11.30 per hour, and i worked 29 1/2 hours this week. i received a bonus of $3.50 when i taught the students how to say “i love you” in french.

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

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.

If square root x = -7, then x= -49 true or false