Riley's age = r
Riley's brother's age = r/4
If Riley was 11 five years ago, Riley is currently 11 + 5 years old, or 16 years old.
Now we just need to use r/4 to find Riley's brother's age:
16 /4 = 4
Riley's brother is 4 years old.
Hope this helps!
Answer:
10000
Step-by-step explanation:
there is a simple formula to remember.
the sum of n odd number = n^2
so for the sum of 100 positive odd numbers = (100)^2=10000
Step-by-step explanation:
it will 2.5 this is right answer option D
I took a test on this yesterday and all i know is the answer is either 81 117 or 162
Answer:
9+2a+7+4a-8
2a+16+4a-8
2a+8+4a
6a+8
Step-by-step explanation:
you can't really get an answer for this problem but you can simplify it
