4. If Mr. Lazo choose the highest possible group that he can make, how many girls and boys will be in each group? A. 8 girls and 6 boys c. 4 girls and 3 boys B. 8 boys and 6 girls d. 4 boys and 3 girls 5. Security A rounds every 2 minutes and 20 seconds in the gate 1. Security B rounds every 1 minute and 40 seconds in the gate 2. If they conduct rounds at the same time. After how many minutes they will rounds together again? A. after 15 minutes c. after 17 minutes B. after 16 minutes d. after 18 minutes