The bar chart shows the scores of some students in a test...
The bar chart shows the scores of some students in a test. If one students is selected at random, find the probability that he/she scored at most 2 marks
\(\frac{11}{18}\)
\(\frac{11}{20}\)
\(\frac{7}{22}\)
\(\frac{5}{19}\)
Correct answer is B
at most 2 marks = 5 + 2 + 4 students = 11 students
probability(at most 2 marks) = \(\frac{11}{20}\)
Similar Questions
In the diagram, RT is a tangent to the circle at R, < PQR = 70\(^o\), < QRT = 52\(^o\), < Q...
A girl walks 45 meters in the direction 050o from a point Q to a point X. She then walks 24 met...
Find the locus of point equidistant from two straight lines y - 5 = 0 and y - 3 = 0 ...
Determine the value of m in the diagram ...
A man bought a second-hand photocopying machine for N34,000. He serviced it at a cost of N...
In the diagram, CDE is a triangle, ABEF is cyclic quadrilateral, AB||CD, ∠BAF = 65o and ∠AFE = 8...