If a team of 4 persons is to be selected from 8 males and 8 females, then in how many ways can the selections be made to include at least 1 female
3500
1875
1750
3000
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1
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How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 9, which are divisible by 5 and none of the digits is repeated
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10
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Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even?
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2
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There are seven pairs of black shoes and five pairs of white shoes. They are all put into a box and shoes are drawn one at a time. To ensure that at least one pair of black shoes are taken out, what is the number of shoes required to be drawn out?
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3
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Find the number of ways in which mixed double tennis game can be arranged amongst 9 married couples if no husband and wife play in the same game
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4
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12 person are seated at a round table. Number of ways of selecting 2 persons not adjacent to each other is
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5
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Three chairs are arranged in a row facing three other chairs. 4 boys and 2 girls are to be seated on these chairs such that girls are always facing each other. In how many ways can they be seated?
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6
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If (n + 2)! = 2550 (n!); find ’n’
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7
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One red flower, three white flowers, and two blue flowers are arranged in a line such that
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8
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In a simultaneous throw of two dice, what is the probability of getting a total of 7?
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9
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Ten participants are participating in a competition. In how many ways can the first three prizes be won?
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