38 seedlings
solve 2n + 2 = 78
subtract 2 from both sides
2n = 78 - 2 = 76
divide both sides by 2
n =
= 38
number of seedlings that can be planted is 38
answer- 18
explanation- 40% of 120= 48 and 25% of 120= 30.
hope this helps !
Answer:
skip it :)
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
A =
r²
so we do
5² = 25 * 
25 * 
= 78.5 square units