To make a 750-piece jigsaw puzzle more challenging, a puzzle company includes 5 extra pieces of box along with the 750 pieces, and those 5 extra pieces do not fit anywhere in the puzzle. If Ramesh selects one piece at random from such a box, what is his probability of selecting the extra piece?

Engineering

Mathematics

Conditional Probability

Question

$\frac{1}{755}$

$\frac{1}{750}$

$\frac{5}{755}$

$\frac{5}{750}$

LiveFree JEE Main Previous Year Online Papers Live Free JEE Advance Previous Year Online Papers

College PredictorLive

Know your College Admission Chances Based on your Rank/Percentile, Category and Home State.

Get your JEE Main Personalised Report with Top Predicted Colleges in JoSA

Total no. of possible outcomes = 750 + 5 = 755

Out of 755 possible outcomes there are 5 favorable outcomes ,since the box contain 5 extra pieces.

∴ Probability = $\frac{favorable outcomes}{Total no. of possible outcomes} = \frac{5}{755}$

Please subscribe our Youtube channel to unlock this solution.