3/4
3/10
1/4
1/20
Correct answer is A
U = {1, 2, 3, 4, 5,..., 20}
E1 = {3, 6, 9, 12, 15, 18}
E2 = {4, 8, 12, 16, 20}
P(E1) = 5/20
P(not E1) = 1 - (5/20) = 15/20 = 3/4
If the function y = 5x is graphed, what would be its intercept on the y-axis? ...
Find the distance between the points C(2, 2) and D(5, 6)....
Integrate \(\frac{2x^3 + 2x}{x}\) with respect to x...
The positions of two countries P and Q are (15°N, 12°E) and (65°N, 12°E) respectively. What is t...
Simplify \(\frac{2}{2 + x} + \frac{2}{2 - x}\) ...
Find p in terms of q if \(\log_{3} p + 3\log_{3} q = 3\)...
In the diagram, |QR| = 10m, |SR| = 8m < QPS = 30o, < QRP = 90o and |PS| = x, Find x...
What is the smaller value of x for which x\(^2\) - 3x + 2= 0?...