The answer is 90 different pairs.
So if there are 10 topics and each will get 9 pairings , so the over all pairs you will get is 90.
Answer:
answer is 45 trust me im passing this concept
Step-by-step explanation:
<span><span>56: 222 7</span><span>40: 2225 </span><span>GCF: 222 </span></span>
The Greates Common Factor (GCF) is: 2 x 2 x 2 = 8
Answer: -9 1/3 or -9.3333333
Step-by-step explanation: You would just have to divide those two numbers and then add the negative to your answer.