Answer:
Angel: 5 min; Jayden: 4 1/6 min or 4 minutes and 10 seconds
Step-by-step explanation:
3/7 = x/28....3 pies to 7 cups = x pies to 28 cups
cross multiply because this is a proportion
(7)(x) = (3)(28)
7x = 84
x = 84/7
x = 12.......so 28 cups of flour will make 12 pies
71, 80, 82, 78, 80, 91, 107, 121, 125, 131, and 142. The variance of this data set is?
adoni [48]
Answer:
636.41818
Step-by-step explanation:
^2=∑=1(−⎯⎯⎯)2−1
^2=−1
^2=6364.181811−1
^2=6364.181810
^2=636.41818
I hope this helps :)
The powers of Congress include _?