Set up the percent proportion, and write "unknown" for the value that is not given. Recall that the percent proportion is
=
. Do not try to solve for any unknowns.What is 131% of 50?
A. =
B. =
C. =
D. =
Answer: D
Mathematics
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Provide an appropriate response.If X is normally distributed with ? = 100 and ? = 10, find P(X < 115).
Fill in the blank(s) with the appropriate word(s).
Mathematics
Determine whether the statement is true or false.-|-2| ? -2
A. True B. False
Mathematics
Round the whole number to the given place.11,996 to the nearest ten
A. 11,000 B. 11,900 C. 12,000 D. 11,990
Mathematics
Graph the parabola and give its vertex, axis, x-intercepts, and y-intercepts.f(x) = x2 + 2x + 1
A. vertex (1, 1); axis is x = 1;
no x-intercepts; y-intercept is 2
B. vertex (-1, 0); axis is x = -1;
x-intercept is -1; y-intercept is 1
C. vertex (1, 0); axis is x = 1;
x-intercept is 1; y-intercept is 1
D. vertex (-1, 1); axis is x = -1;
no x-intercepts; y-intercept is 2
Mathematics