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55. there are 8 different coloured balls in a basket in how many ways can the selection be done such that the balls are picked up in a group of multiples of 2 ?
56. find the number of ways in which the letter of CONNUNDRUM can be arranged.
57. There are 5 flights (F1,F2,F3,F4,F5) connecting Mumbai -kolkata and 3 roads(R1,R2,R3) connecting Kolkata -Nepal. in how many ways can a person travel from Mumbai to Nepal such that road R2 is accessible only for flight F3 ?
58. there are 8 different coloured balls in a basket in how many ways can the sekection be done such that the balls are picked up in a group of multiples of 2 ?
59. Salim makes a necklace for rajesh. the necklace has only the alphabets present in Rajesh's name. how many different necklaces can he use if all the available alphabets are to be used in each necklace ?
60. Salim makes a necklace for rajesh the necklace has only the alphabets present in Rajesh's name. how many different necklace can he use if all the available alphabets are to be used in each necklace ?
61. find the number of ways in which the letter of CONNUNDRUM can be arranged.
62. Salim makes a necklace for rajesh. the necklace has only the alphabets present in Rajesh's name. how many different necklaces can he use if all the available alphabets are to be used in each necklace ?
63. salim makes a necklace for rajesh the necklace has only the alphabets present in Rajesh's name how many different necklaces can he use if all the available alphabets are to be used in each necklace?
64. find the number of ways in which the letters of CONNUNDRUM can be arranged.
65. salim makes a necklace for rajesh. the necklace has only the alphabets present in Rajesh's name. how many different necklace can he use if all the available alphabets are to be used in each necklace ?
66. there are flights (F1,F2,F3,F4,F5) connecting Mumbai-Kolkata and 3 roads(R1,R2,R3) connecting Kolkata-Nepal. in how many ways can a person travel from Mumbai to Nepal such that road R2 is accessible ? only for flight F3 ?
67. find the number of ways in which the letter of CONNUNDRUM can be arranged.
68. In how many different ways can the letters in the word 'RAPPORT' be arranged?
69. There are 5 flights (F1,F2,F3,F4,F5) connecting Mumbai -kolkata and 3 roads(R1,R2,R3) connecting Kolkata -Nepal. in how many ways can a person travel from Mumbai to Nepal such that road R2 is accessible only for flight F3 ?
70. Salim makes a necklace for rajesh. the necklace has only the alphabets present in Rajesh's name. how many different necklaces can he use if all the available alphabets are to be used in each necklace ?
71. Salim makes a necklace for rajesh. the necklace has only the alphabets present in Rajesh's name. how many different necklaces can he use if all the available alphabets are to be used in each necklace ?
72. There are 5 flights (F1,F2,F3,F4,F5) connecting Mumbai -kolkata and 3 roads(R1,R2,R3) connecting Kolkata -Nepal. in how many ways can a person travel from Mumbai to Nepal such that road R2 is accessible only for flight F3 ?
73. there are 8 different coloured balls in a basket in how many ways can the selection be done such that the balls are picked up in a group of multiples of 2?
74. There are 5 flights (F1,F2,F3,F4,F5) connecting Mumbai -kolkata and 3 roads(R1,R2,R3) connecting Kolkata -Nepal. in how many ways can a person travel from Mumbai to Nepal such that road R2 is accessible only for flight F3 ?
75. Salim makes a necklace for rajesh. the necklace has only the alphabets present in Rajesh's name. how many different necklaces can he use if all the available alphabets are to be used in each necklace ?
76. there are 8 different coloured balls in a basket in how many ways can the selection be done such that the balls are picked up in a group of multiples of 2?
77. There are 5 flights (F1,F2,F3,F4,F5) connecting Mumbai -kolkata and 3 roads(R1,R2,R3) connecting Kolkata -Nepal. in how many ways can a person travel from Mumbai to Nepal such that road R2 is accessible only for flight F3 ?
78. there are 8 different coloured balls in a basket in how many ways can the selection be done such that the balls are picked up in a group of multiples of 2?
79. there are 8 different coloured balls in a basket in how many ways can the selection be done such that the balls are picked up in a group of multiples of 2?
80. Salim makes a necklace for rajesh. the necklace has only the alphabets present in Rajesh's name. how many different necklaces can he use if all the available alphabets are to be used in each necklace ?
81. In how many different ways can the letters of the word 'SERIOUS' be arranged such that the vowels should always come together?