Answer:
6400
Step-by-step explanation:
This is a simple Arithmetic Progression.
First term (a) = 1
Number of terms (n) = 80
Difference between 2 consecutive terms (d) = 2
Now we can use the formula.
On solving this, you'll get
Sum = 6400
I hope this helps!
Answer:
Colin gets
Step-by-step explanation:
One part is excluded in the problem. That part is:
"Caroline gets of the money."
<u>Solution:</u>
If Caroline gets 1/9th, then remaining is:
Colin and Sarah share in ratio 3 is to 1, that means 3 + 1 = 4 parts...
8/9th in 4 parts means, each part is:
We know Colin gets "3" parts of the total, each part is (2/9)th, so 3 parts would be:
Colin gets
4 7 10 13 16 would be her next ages 4 + 3 + 3 n so on
Answer:
Step-by-step explanation:
The graph is skewed to the right.
Step-by-step explanation:
step 1. the 3rd side of a triangle must be less than the addition of the other two sides
step 2. 3 is not less than the addition of 1 and 2
step 3. no. this cannot be a triangle.