between which years did the largest decrease in children taking swimming lessons occur? number of children…

between which years did the largest decrease in children taking swimming lessons occur? number of children in hundreds taking swimming lessons year a) 1990 - 1991 b) 1991 - 1992 c) 1992 - 1993 d) 1993 - 1994
Answer
Explanation:
Step1: Determine number of children for each year
1990: 200, 1991: 300, 1992: 400, 1993: 200, 1994: 300
Step2: Calculate decreases between years
1990 - 1991: $300 - 200=100$; 1991 - 1992: $400 - 300 = 100$; 1992 - 1993: $400-200 = 200$; 1993 - 1994: $300 - 200=100$
Answer:
C. 1992 - 1993