Question
Distance between a point of A and point B in a river is
32 km and the flow of the stream is from A to B. If the speed of the boat is 10 km/h and speed of the stream is 6 km/h. The boat goes from B to A and then comes back. Find the total distance covered by the boat after 17 hours of travel since the time of starting?Solution
What is the probability that four A’s come consecutively in the word ‘AMALGAMATION’
A bag contains 8 green balls, 5 yellow balls and 3 blue balls. Two balls are drawn simultaneously. Find the probability that both the balls are of same ...
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A box contains only three colors of balls- red, green and blue. What is the minimum number of balls that should be picked from the box to ensure that at...
A bag contains 8 red flowers and 11 yellow flowers. One flower is drawn at random. What is the probability that the flower drawn is a yellow flower?
There are (m + 4) red roses, (m + 9) white roses and ‘m’ pink roses in a bag. If the probability of picking a pink rose is 3/10, then find t...
Three cards are drawn one after another with replacements from a pack of cards. What is the probability of getting the first card a Jack, the second car...
In a box there are 8 red, 7 blue, and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?
A bag contains cards which are numbered from 2 to 90. A card is drawn at random from the bag. Find the probability that the card number is a perfect squ...
