How many hand shakes will be there, if 8 people shake hands with every other person in the room?
Correct answer: C
Explanation
No. of handshakes is n(n-1)/2
=> 8(8-1)/2 == 28
total no. of handshakes is 28
C
Loading…
Searched on YouTube by reporting category, not by question text. Open this search on YouTube →
Source: Algebra word problems from the AQuA-RAT dataset (Ling et al., 2017), published by Google DeepMind under the Apache License 2.0.
Go to the official source →
AQuA-RAT items are crowdsourced algebra problems, not ACT questions. They carry five answer choices in the pre-2025 ACT Mathematics style and no ACT reporting category. Useful for drilling Preparing for Higher Math content; not a substitute for a real form.