Jack Is Twice as Old as Lacy

question 133

Multiple Choice

Jack is twice as old as Lacy. In two years the sum of their ages will be seventy three. How old are they now?

• A) Jack is 60; Lacy is 30
• B) Jack is 36; Lacy is 18
• C) Jack is 46; Lacy is 23
• D) Jack is 34; Lacy is 17
• E) Jack is 48; Lacy is 24

Recognize the factors that enhance individual performance in group settings.

Understand the dynamics and consequences of groupthink.

Recognize the concept of social facilitation.

Analyze how social loafing occurs and its effects on group performance.