Question
Which additional tree is planted in the Quincunx System
of Planting?Solution
In the Quincunx System, one additional tree is planted in the center of each square, doubling the number of plants per acre compared to the square system.
A committee of 4 people is to be formed from a group of 10 individuals. If 2 specific individuals refuse to work together, how many different committees...
A group consists of 11 boys and 9 girls. In how many ways can 7 boys and 5 girls be selected from the group?
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "TRIANGLE"?
A selection of 7 cars must be made from a total of 13 cars for an exhibition. However, one specific car must always be included in the selection. If the...
6 students appear in an examination. In how many ways can the result be announced?
Using all the letters of the word RELIAN, how many words start with a vowel but end with a consonant?
Find total number of ways in which the word “SUCCESSFUL” can be arranged.
In a bag there are 4 red balls, 3 green balls, and 5 blue balls. If one ball is drawn at random from the bag, what is the probability of drawing a green...
Find the quantity of methods of picking 4 cards from a set of 52 playing cards if four cards are of the same unit?
...
A team of 8 players is to be selected from a group of 7 junior players and 6 senior players. In how many ways a team having at least 6 junior players ca...
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