A bag contains 5 balls of unknown colours, a ball is drawn and replaced twice and in eacb case is found to be red. If two balls are now drawn simultaneously, find the chance that both are red.

Keep practicing — related questions

• Red soil is red in colour. This feature is due to which of the following compound present in the soil?
• Directions: A sentence is given in four parts (P, Q, R, and S). One of the parts contains a grammatical err...
• Directions: A sentence is given in four parts (P, Q, R, and S). One of the parts contains a grammatical err...
• A sentence that contains two independent clauses joined by a conjunction is a/an
• switch(x) { default: System.out.println(Hello); } Which two are acceptable types for x? 1. byte 2. long 3. ...
• In an election contested by two candidates, 5% of the voters did not vote. The winner won by 5100 votes sec...
• During fertilization, two cells fuse but the blastomeres formed from the division of the zygote contain the...
• A bacterium divides every 35 mins. If a culture containing 105 cells/ml is grown for 175 mins, what will be...