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A box contains 75 tickets numbered 1 to 75. A ticket is drawn at random from the box. Find the probability that, Number on the ticket is divisible by 3 and 5
Concept: undefined >> undefined
What is the chance that a leap year, selected at random, will contain 53 Sundays?
Concept: undefined >> undefined
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A room has three sockets for lamps. From a collection 10 bulbs of which 6 are defective. At night a person selects 3 bulbs, at random and puts them in sockets. What is the probability that room is still dark
Concept: undefined >> undefined
A room has three sockets for lamps. From a collection 10 bulbs of which 6 are defective. At night a person selects 3 bulbs, at random and puts them in sockets. What is the probability that the room is lit
Concept: undefined >> undefined
Select the correct option from the given alternatives :
In a jar there are 5 black marbles and 3 green marbles. Two marbles are picked randomly one after the other without replacement. What is the possibility that both the marbles are black?
Concept: undefined >> undefined
Select the correct option from the given alternatives :
In a set of 30 shirts, 17 are white and rest are black. 4 white and 5 black shirts are tagged as ‘PARTY WEAR’. If a shirt is chosen at random from this set, the possibility of choosing a black shirt or a ‘PARTY WEAR’ shirt is
Concept: undefined >> undefined
Solve the following:
The letters of the word 'EQUATION' are arranged in a row. Find the probability that All the vowels are together
Concept: undefined >> undefined
Solve the following:
The letters of the word 'EQUATION' are arranged in a row. Find the probability that Arrangement starts with a vowel and ends with a consonant
Concept: undefined >> undefined
Solve the following:
Ten cards numbered 1 to 10 are placed in a box, mixed up thoroughly and then one card is drawn randomly. If it is known that the number on the drawn card is more than 3, what is the probability that it is and even number?
Concept: undefined >> undefined
Solve the following:
If the letters of the word 'REGULATIONS' be arranged at random, what is the probability that there will be exactly 4 letters between R and E?
Concept: undefined >> undefined
Solve the following:
In how many ways can the letters of the word ARRANGEMENTS be arranged? Find the chance that an arrangement chosen at random begins with the letters EE.
Concept: undefined >> undefined
Solve the following:
In how many ways can the letters of the word ARRANGEMENTS be arranged? Find the probability that the consonants are together
Concept: undefined >> undefined
Solve the following:
A letter is taken at random from the letters of the word 'ASSISTANT' and another letter is taken at random from the letters of the word 'STATISTICS'. Find the probability that the selected letters are the same
Concept: undefined >> undefined
A teacher wants to select the class monitor in a class of 30 boys and 20 girls. In how many ways can the monitor be selected if the monitor must be a girl or a boy?
Concept: undefined >> undefined
A Signal is generated from 2 flags by putting one flag above the other. If 4 flags of different colours are available, how many different signals can be generated?
Concept: undefined >> undefined
How many two letter words can be formed using letters from the word SPACE, when repetition of letters is allowed?
Concept: undefined >> undefined
How many two letter words can be formed using letters from the word SPACE, when repetition of letters is not allowed?
Concept: undefined >> undefined
How many three-digit numbers can be formed from the digits 0, 1, 3, 5, 6 if repetitions of digits are allowed?
Concept: undefined >> undefined
How many three-digit numbers can be formed from the digits 0, 1, 3, 5, 6 if repetitions of digits are not allowed?
Concept: undefined >> undefined
How many three-digit numbers can be formed using the digits 2, 3, 4, 5, 6 if digits can be repeated?
Concept: undefined >> undefined
