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Difficulty: Hard
| ID | Section | Domain | Skill | Difficulty | Question | Actions |
|---|---|---|---|---|---|---|
| math_pro_950 | Math | problem_solving_and_data_analysis | percentages | Hard | A standard allows a water sample to contain at most \(0.008\%\) nitrate by mass. If a sample has a mass of \(125\) grams,... | |
| math_pro_949 | Math | problem_solving_and_data_analysis | percentages | Hard | A standard allows a metal coating to contain at most \(0.12\%\) nickel by mass. If a sample has a mass of \(15\) grams, w... | |
| math_pro_948 | Math | problem_solving_and_data_analysis | percentages | Hard | A standard allows a food additive to contain at most \(0.025\%\) sodium by mass. If a sample has a mass of \(40\) grams, ... | |
| math_pro_947 | Math | problem_solving_and_data_analysis | percentages | Hard | A standard allows a paint sample to contain at most \(0.006\%\) mercury by mass. If a sample has a mass of \(500\) grams,... | |
| math_pro_946 | Math | problem_solving_and_data_analysis | percentages | Hard | A standard allows a lab mixture to contain at most \(0.015\%\) copper by mass. If a sample has a mass of \(80\) grams, wh... | |
| math_pro_945 | Math | problem_solving_and_data_analysis | percentages | Hard | A standard allows a soil sample to contain at most \(0.004\%\) lead by mass. If a sample has a mass of \(75\) grams, what... | |
| math_pro_944 | Math | problem_solving_and_data_analysis | percentages | Hard | A standard allows a cleaning solution to contain at most \(0.002\%\) chlorine by mass. If a sample has a mass of \(250\) ... | |
| math_pro_943 | Math | problem_solving_and_data_analysis | percentages | Hard | The number \(h\) is \(20\%\) greater than the positive number \(g\). The number \(g\) is \(62\%\) less than \(250\). What is the ... | |
| math_pro_942 | Math | problem_solving_and_data_analysis | percentages | Hard | The number \(e\) is \(45\%\) greater than the positive number \(f\). The number \(f\) is \(10\%\) less than \(80\). What is the v... | |
| math_pro_941 | Math | problem_solving_and_data_analysis | percentages | Hard | The number \(u\) is \(120\%\) greater than the positive number \(v\). The number \(v\) is \(25\%\) less than \(40\). What is the ... |