0.7 A card is drawn at random from an ordinary deck of playing cards. Find the probability that (i) card is red, (ii) card is an ace, (iii) card is of diamonds, (iv) card is 2, 3, 4, 5 or 6, (v) card is a red queen. Ans. (i) 1/2 (ii) 1/13 (iii) 1/4 (iv) 5/13 (v) 1/26
0.7 A card is drawn at random from an ordinary deck of playing cards. Find the probability that (i) card is red, (ii) card is an ace, (iii) card is of diamonds, (iv) card is 2, 3, 4, 5 or 6, (v) card is a red queen. Ans. (i) 1/2 (ii) 1/13 (iii) 1/4 (iv) 5/13 (v) 1/26
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
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Solve q7
Transcribed Image Text:Ans. (i) 1/6
(ii) 5/36
(iii) 1/9
dice is 2 (ii) total is minimum or maximum (iii) both faces are alike (iv) total:
a complete square (v) product of faces is a complete square (vi) there is at least
one ace.
A
Ans. (i)
1/36
(ii) 1/18 (ii) 1/6 (iv) 7/36 (v) 2/9
(vi) 11/36
Q.5 Show that in a single throw with two dice, the chance of throwing more than 7
is equal to that of throwing less than 74
Ans. 15/36, 15/36
Q.6 An income tax officer has received 10 files numbered from 1 to 10. He selects
just one file for inspection. Find the probability that:
(i) the file number is multiple of 5
(ii) the file number is multiple of 3
(iii) the file number is multiple of 5 or multiple of 3.
Ans. (i).
1/5
(ii) 3/10
(iii) 1/2
Q.7 A card is drawn at random from an ordinary deck of playing cards. Find the
probability that (i) card is red, (ii) card is an ace, (iii) card is of diamonds,
(iv) card is 2, 3, 4, 5 or 6, (v) card is a red queen.
Ans. (i) 1/2
(ii) 1/13
(iii) 1/4
(iv) 5/13
(v) 1/26
If three cards are chosen from a well-shuied deck of 52 playing cards, what is
Q.8
the probability of selecting
Gii) 3 red cards (iv) no red card?
(i) 3 hearts
(ii) no heart
(jii) 0.1176
(iv) 0.
.11
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