A set of data already has the values 11, 14, 23, and 16. What value would have to be added to the set for the mean of the five numbers to be 18?

8

12

18

26

One grain of this sand approximately weighs 7 x 10^-5g. how many grains of sand are there in 6300 kg of sand

You plant 20 marigold seeds and 12 of them grow into flowers that bloom. If you plant 10 more marigolds, predict how many would bloom?

Find the missing factor 6y^2+11y+5 = (y+1) ()

If a roof has a pitch of zero what does it look like

Dance partners are getting competition outfits. Hidalgo will spend $45 on pants and $72 on the shirt. Maria will spend $127 on a dress and $81 on shoes. What is the total cost for their new outfits?

Mr. Sands drove 15 miles to the airport. When he was 3/5 of the way, he stopped for gasoline. How far did Mr. Sands drive before he stopped for gasoline?

Lee's turtle has a shell that is 14.12 centimeters long. Ty's turtle has a shell that is 12.14 centimeters long. Which is the best estimate of the difference A. 1 Centimeter B. 2 Centimeters C. 4 Centimeters D. 6 Centimeters

Which equation is represented by the table? x y (x, y) 0 - 1 (0, - 1) 1 4 (1, 4) 2 9 (2, 9) A. y = 5x - 1 B. y = - 3x + 3 C. y = 3x - 4 D. y = 3x + 3

Which number produces a rational number when added to 0.25? A. Pie B. 0.54732871 ... C. 0.45 D. - √15

Which store is offering the best deal A. 8 for $6 B. 10 for $10 C. 2 for $3 D¢0.8 each And why