• ## Discover

1. Home >
2. All Categories >
3. Science & Mathematics >
4. Mathematics >
5. Resolved Question
Member since:
July 02, 2011
Total points:
32 (Level 1)

## Resolved Question

Show me another »

# I need help please, thanks in advance.?

Perform the indicated operation and, if possible, simplify. Please show all of your work. Write your final answer exactly as a fraction in lowest terms.
24/55 / 39/40
Member since:
April 08, 2008
Total points:
821,253 (Level 7)

## Best Answer - Chosen by Voters

Interchange the top and bottom of 39/40 and multiply out the terms to get..

(24/55) * (40/39) = 64/143

I hope this helps!

### Source(s):

Knowledge
100% 1 Vote

There are currently no comments for this question.

This question about "I need help please, …" was originally asked in Yahoo Answers United States

### Other Answers (2)

• Member since:
May 21, 2009
Total points:
14,920 (Level 6)
24/55 ÷ 39/40 = 24/55 × 40/39 = (24 ×40)/(55 × 39) = (3 × 8 × 5 × 8)/(5 × 11 × 3 ×13)
Drop the common 3 and 5: (8 × 8)/(11 × 13) = 64/143
• 1 person rated this as good
• Member since:
January 18, 2008
Total points:
43,638 (Level 7)
(24/55)(40/39) = 64/143