The following test results were achieved by the science students who are learning Physics, Chemistry and Biology.- No one received marks higher than 90% in Physics nor received less than 70% in Biology.

• No one received less than 50% for all three subjects.
• No one received greater than 90% for all three subjects.
• Everyone who received marks higher than 80% in Chemistry also received marks higher than 80% in at least one of the other two subjects.