3A: Percentage of 2006 Oklahoma EXPLORE- PLAN- and ACT-Tested Students Likely to Be Ready for College-Level Work (Source: 2006 ACT College Readiness Report). English: EXPLORE 57%, PLAN 66%, ACT66%. Algebra: EXPLORE 25%, PLAN 21%, ACT 32%. Social Science: EXPLORE 38%, PLAN 47%, ACT 50%. Biology: EXPLORE 8%, PLAN 17%, ACT 23%. Students Meeting All Benchmark Scores: EXPLORE 6%, PLAN 11%, ACT 17%.