This year 75% of the graduating class had taken at least 8 math courses. Of the remaining class members 60% had taken 6 to 7 math courses. What percentage of the graduating class had taken fewer than 6 math courses

Question

anonymous · Answer

This year 75% of the graduating class had taken at least 8 math courses. Of the remaining class members 60% had taken 6 to 7 math courses. What percentage of the graduating class had taken fewer than 6 math courses

bahrom7893 · Answer

I know this question.. the answer is 10% lol I know it came from CUNY math compass test

anonymous · Answer

lol..but how did u get 10%

bahrom7893 · Answer

Okay so here's the deal:
Let 100% be 100 students, then 75% is 75 students..

anonymous · Answer

Let's say there are 100 people. Then 75 took 8 or more, and of the remaining 25, 60% (15) took 6 or 7. Which leaves 10/100 (10%) who took less than 6.

bahrom7893 · Answer

well yea GoBlue is correct haha..

anonymous · Answer

thk u..