The proportions of families with various numbers of children age 18 or under in a small town are given in the following table. One family is randomly selected from this town. x o 12 3 4 P(X) 0.1 0.4 0.3 0.1 0.05 0.05| Find the probability that the selected family has less than 3 children age 18 or under.

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Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.