The sum of the first 80 positive odd integers.

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!

spinning a 1, 2, or 3. option d.

step-by-step explanation: when spinning a number graph up to 4, and aiming for any number less than 3, that automatically eliminates the number 4. now you have two numbers to spin on that are less than 3, but the number 3 is included in this question because it's no greater of an number than itself. i hope this you : )

i think is 3 and 6. this took me 10 min to think.hope to and hope that my answer is brainliest.(follow me )