Express the following decimal as a rational number.
?
2.251251251...

What will be an ideal response?



Mathematics

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Solve the problem.The number of cases of a certain strain of influenza in the world are shown in the table for various years.Let f(t) be the number of cases (in thousands) in the year that is t years from 2003. The equation is   Predict when there will be 2 thousand cases.

A. 2026 B. 2028 C. 2025 D. 2027

Mathematics

Find an equation of the line satisfying the following conditions. If possible, write the equation in slope-intercept form. Horizontal, passing through (5, 6)

A. y = -5 B. y = 6 C. x = -6 D. x = 5

Mathematics

Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.

A.

B.

C.

D.

Mathematics

Solve the problem.The cost of producing t units is C = 4t2 + 5t, and the revenue generated from sales is R = 5t2 + t. Determine the number of units to be sold in order to generate a profit.

A. t > 5 B. t > 6 C. t > 0 D. t > 4

Mathematics