Use the RSTC Approach to solve the application.40% of a solution has been used in an experiment. If 64 milliliters (mL) has been used, how much solution was present at the start of the experiment?
A. 256 mL
B. 160 mL
C. 25.6 mL
D. 62.5 mL
Answer: B
Mathematics
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Find the product.(3x3)(5x2)
A. 15x5 B. 8x6 C. 15x6 D. 8x5
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Find the area under the normal curve for the condition.Find the percent of the area under the curve between the mean and 2.41 standard deviations from the mean.
A. 50.8% B. 49.2% C. 99.2% D. 49.4%
Mathematics
Evaluate the line integral of f(x,y) along the curve C.f(x, y) = y + x, C: x2 + y2 = 1 in the first quadrant from (1, 0) to (0, 1)
A. 4 B. 1 C. 2 D. 0
Mathematics
Consider the following function. 
Determine the values of a for which 
exists.
What will be an ideal response?
Mathematics