Cards are marked with numbers 4, 5, 6, .......50 are placed in the box and mixed thoroughly. One card is drawn at random from the box. What is the probability of getting
a). a two-digit number
b). a perfect square number
c). a number divisible by 5.
d). a number divisible by 2 or 3. e). a number divisible by 2 and 3. f). anumberdivisibleby7.
g). a number multiple of 8.
h). a two digit number divisible by 5.
i). a two digit number divisible by 2.
j). a two digit number divisible by 3.
Answers
Answered by
19
Total number of cards = 47.
a). a two-digit number = 41/47
b). a perfect square number = 6/47
c). a number divisible by 5.= 10/47
d). a number divisible by 2 or 3 = 39/47
e). a number divisible by 2 and 3 = 8/47
f). a number divisible by 7 = 7/47
g). a number multiple of 8 = 6/47
h). a two digit number divisible by 5 = 9/47
i). a two digit number divisible by 2 = 21/47
j). a two digit number divisible by 3 = 13/47
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@spyder
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