Answer:
Total number of trees planted =
trees
Step-by-step explanation:
Trees planted by each student = 
Total number of students = 
Using unitary method to find total number of trees planted by all the students in school.
1 student plants =
trees
student would plant = 
We apply the product rule of exponents to multiply ![[a^xa^y=a^{x+y}]](https://tex.z-dn.net/?f=%5Ba%5Exa%5Ey%3Da%5E%7Bx%2By%7D%5D)
⇒ 
⇒ 
⇒
trees
Total number of trees planted =
trees
Answer:
1. 2/3
2. 15/2 (7.5)
Step-by-step explanation:
1. Scale down from larger to smaller:
6/9 = 4/6 = 2/3
ΔDEF ⇒ ΔABC 
2.
or 7.5
I hope this help you
Answer:
1/5 probability
Step-by-step explanation:
1) The total number of jelly beans is 20. This will be your denominator.
2) There are 4 red jelly beans. This is your numerator.
3) Using the numerator and denominator we have, your fraction is 4/20.
4) That can be simplified into 1/5.