Answer:
2.5mph
Step-by-step explanation:
S = Distance divided by Time (S = D/T)
Therefore.
S = 15/6
=2.5 mph
Colin walked an average speed of 2.5mph
20 cupcakes will cost $49.60. You divide 44.64 by 18 and get 2.48. Multiply 2.48 by two getting 4.96. Then you add 44.64 and 4.96 together and get your answer.
-b +or- root (b^2 -4ac) / 2a
3+or- root 9+20/ 2
3+ or - root 29 /2
5.38516480713 + 3 = 8.385 / 2
x = 4.1925
or x = -1.1925
a=1
b=-3
c=-5
