- Simplifying Ratios:
- Problem: Express in simplest form the ratio of 36 yards to 40 yards.
- Solution: Divide both numbers by their greatest common divisor (GCD). In this case, the GCD of 36 and 40 is 4.36
- Tip: The simplified ratio is 9:10.
Calculating Shares:
- Problem: A couple earned $8800, and their shares are in the ratio 5:3. Find the smallest and largest shares.
- Solution:
- Smallest Share: Use the ratio to divide the earnings.
- Smallest share fraction:
- Smallest share amount:
- Largest Share:
- Largest share fraction:
- Largest share amount:
- Smallest Share: Use the ratio to divide the earnings.
Storage Fee Calculation:
- Problem: UMA farmers charged $64 for every 900 tons of products. Calculate the storage fee per ton and round to the nearest hundredth.
- Solution:
- Storage fee per ton:
- Rounded fee: $0.07 per ton.
Defective Engine Calculation:
- Problem: An automobile assembly plant produced 243 engines, of which 27 were defective. Find the number of defective engines in 4130 engines produced.
- Solution:
- Defective rate:
- Defective engines in 4130:
- Rounded result: 459 defective engines.
Simplifying Time Ratios:
- Problem: Express in simplest form the ratio of 18 seconds to 15 seconds.
- Solution: Divide both numbers by their GCD.
- Tip: The simplified ratio is 6:5.