Modules Daily Challenge Dashboard
📅 2026-02-09

Daily Math Challenge

📚 Science ⭐ Hard 🎓 Grade 6-8
A solution is 15% salt. If you have 200 grams of solution, how many grams of salt does it contain?
Answer
30 grams

📝 Step-by-Step Solution

1
Solution: 200 g
2
Concentration: 15%
3
Salt: 200 × 0.15 = 30 g
💡 Helpful Hints
• Convert 15% to decimal: 0.15
• Multiply total by percentage