Answer:
1. 
2. 
3. 
Step-by-step explanation:
1. 
I like to make it an improper fraction first.

Now take the LCM. The LCM is 20.

Now add them.

Make this into a mixed number.

That's your answer for number 1.
2. 
Do the same thing as the previous addition problem but subtract instead.



is your answer for number 2.
3. 



is your answer for number 3.
I hope this helps! Let me know if you need help or if I got anything wrong :)
First two boxes...(a+c), b
second line box.....(a+c)/2
third line box ....b/2
this was a good question...a Little tricky !
The surface area is the prism is 108mm2.
Answer:
The range would be 75
Step-by-step explanation:
It's right on Edge! :3
Answer:
Step-by-step explanation:
The probability for vowel from apple is <em><u>2/5</u></em>
The probability for consonant of book is <em><u>2/4 or 1/2</u></em>