Find the unknown value.48% of what number is 84?

A. 0.57
B. 57
C. 175
D. 1750


Answer: C

Mathematics

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Solve the compound linear inequality graphically. Write your answer in interval notation.  -19 < 4y + 5 ? -3  

A. (-6, -2) B. [-6, -2] C. [-6, -2) D. (-6, -2]

Mathematics

SD(X )

The random variable X has the probability density function over [0, ?) .
Compute the quantity.

Mathematics

Make a scatterplot of the relation after determining an appropriate viewing rectangle.{(10, 10), (20, 30), (80, 80), (60, 60)}

A. [0, 100, 10] by [0, 100, 10] 


B. [0, 100, 10] by [0, 100, 10] 


C. [0, 100, 10] by [0, 100, 10] 

D. [0, 100, 10] by [0, 100, 10] 


Mathematics

Solve. Write the fraction in simplest form.The circle graph shows the fraction of books read by grades one through five. What fraction of books was read by the fifth and third grades combined?

A.
B.
C.
D.

Mathematics