card mark with no. 3,4,5 upto 50 are placed in box and fixed.A card randomly choose . Find the probability that the selected card make perfect square
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5 by 48 is the answer
mukul46:
i ned full answer
from 3 to 50 there are 48 numbers . and perfect sq are 9,16,25,36,49 ie 5....so 5 by 48
4 is also perfect square
ya add it too
Answered by
2
TOTAL Number of cards:
We solve them by AP
an= a+(n-1)d
d=4-3=1
an=50
a=3 n=?
50=3+(n-1)1
50-3=n-1
47+1=n
n=48
number of card which make perfect square(4,9,16,25,36,49) = 6
probability of card which make perfect square = number of cards which make perfect square/ total number of cards
= 6/48
= 1/8
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We solve them by AP
an= a+(n-1)d
d=4-3=1
an=50
a=3 n=?
50=3+(n-1)1
50-3=n-1
47+1=n
n=48
number of card which make perfect square(4,9,16,25,36,49) = 6
probability of card which make perfect square = number of cards which make perfect square/ total number of cards
= 6/48
= 1/8
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mark me as brainliest.....
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