What quantity of a 40% acid solution must be mixed with a 10% solution to produce 300 mL of a 30% solution?
What will be an ideal response?
200 mL
Mathematics
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Solve the problem.If you magically tripled in size, how much more material will be required for your new set of clothes?
A. 9 B. 3 C. 2 D. 27
Mathematics
Solve.(c + 8)(c - 1)(c - 8) > 0
A. (-?, 1), or {c
c < 1}
B. (8, ?), or {c
c > 8}
C. (-8, 1) ? (8, ?), or {c
-8 < c < 1 or c > 8}
D. (-?, -8) ? (1, 8), or {c
c < -8 or 1 < c < 8}
Mathematics
Solve the inequality.(x + 5)(x - 1) > 0
A. (-?, -5) B. (-5, 1) C. (-?, -5) or (1, ?) D. (1, ?)
Mathematics
Solve the equation or inequality.|3x + 3| < -2
A. 
? 
B. 
C. 
D. ?
Mathematics