Answer: 
Step-by-step explanation:
Since, the total number of contestant = 7,
Thus, the probability that out of 3 contestant, me and my friend is chosen
= 
= 
= 
= 
⇒ Third Option is correct.
Step-by-step explanation:
2 · c - 5 · 2 - 3 = 2c - 10 - 3
2c - 10 - 3 = 2c - 7
Answer:
1 1/3 make 2 boxes and make 2 lines and sade 1 full box and 1 3rd of the other box
Step-by-step explanation:
-4+8/3 = 4/3 = 1 1/3