The Proportion for the 15/11=28/x
let x be the shadow that is cast by the tree.
so x=(11*28)/15
x= 20.533
Ashley's error is that she multiplied m by - 4.5, when she should be adding.

Hope this helps. - M
Answer:
90
Step-by-step explanation:
I am Sure that this is right
108 divided by 1.2 is 90
Sorry if it's wrong :(
Answer:
83
Step-by-step explanation:
The nth term is
an=3n−7
.
30*3=90
90-7=83
so the 30th term would be 83