Which is cheaper, 500g for 125k or 800g for 185k?

To compare the prices of 500g for 125k and 800g for 185k, we calculate the price per gram for each option.

1. **500g for 125k**:
   - Price per gram = \( \frac{125,000}{500} = 250 \, \text{k/g} \)

2. **800g for 185k**:
   - Price per gram = \( \frac{185,000}{800} = 231.25 \, \text{k/g} \)

**Conclusion**:  
The 800g for 185k option is cheaper at **231.25 k/g** compared to 500g for 125k at **250 k/g**.

Would you like more details or have any questions?

Here are 5 related questions to expand your understanding:
1. How do you calculate the cost per unit for different quantities?
2. What factors should you consider when comparing bulk purchases?
3. How do economies of scale affect pricing?
4. Can smaller quantities sometimes be more cost-effective despite lower total prices?
5. How do discounts or promotions change the calculation?

**Tip**: Always break down prices to a common unit (like per gram or per item) to make direct comparisons easier!

Learn how to compare unit prices for 500g at 125k and 800g at 185k. Find out which is the better deal by calculating the price per gram for each option. Suitable for students in Grades 5-7, this problem covers essential math concepts such as unit price comparison and ratios.

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