Question
A jar contains 4 violet, 16 cyan and 10 magenta beads.
Two beads are randomly drawn from the jar, what is the probability that a violet and a magenta bead are drawn?Solution
The probability that a violet and a magenta bead are drawn = (4C1 × 10C1)/30C2 = (4 × 10)/435 = 40/435 = 8/87
More Probability Questions
- Which letter-cluster will replace the question mark (?) in the following series?
RGV, UME, ?, AYW, DEF - Select the number from among the given options that can replace the question mark (?) in the following series.
17, 18, 22, 31, 47, ___ - Which letter-cluster will replace the question mark (?) in the following series?
NPQR, OORQ, PNSP, ____, RLUN - A series is given with one term missing. Choose the correct alternatives from the given ones that will complete the series.
57, 59, 56, 61, 54, ___ - Which letter and number cluster will replace the question mark (?) to complete the given series?
LT6, KU12, IW24, FZ48, ____
