Skip to main contentSkip to solution

A teacher has partial data of the student result:

SexGrade AGrade BGrade CTotal
Girls40
Boys5
Total30

The other information available is:

  1. Half the students have grade A and B
  2. 50%50 \% of the students are girls
  3. 14\frac14th of boys have grade C

The numbers of girls who have grade B and number of girls who have grade C are:

Solution

✅ Correct Option: 1
SexGrade AGrade BGrade CTotal
Girls553040
Boys5251040
Total10304080

According to the information, this is what the finished table should be. Hence, the answer is Option 1.

Keyboard Shortcuts

  • Left arrow: Previous question
  • Right arrow: Next question
  • S key: Jump to solution
  • Q key: Jump to question