Answer:
try doing the 3rd option
Step-by-step explanation:
we know x is the missing value
x+3=8
so what plus 3 equals 8?
Well 5 of course
So x= 5
5+3=8
The percentage increase; you'll need to take the new value and subtract it by the old value.
16 - 13 = 3
Next, you'll divide 3 by the original value.
3 ÷ 13 = 0.23
And multiply by 100
The percentage increase of friends is 23%
<h3>
Answer: 15 hours (choice D)</h3>
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Work Shown:
(6 hours)/(8 trees) = (x hours)/(20 trees)
6/8 = x/20
6*20 = 8*x ... cross multiply
120 = 8x
8x = 120
x = 120/8
x = 15
It takes him 15 hours to plant 20 trees.
Answer:
be more specific
Step-by-step explanation:
For me to answer it