A) \[\frac{6}{25}\] done clear
B) \[\frac{17}{25}\] done clear
C) \[\frac{19}{25}\] done clear
D) \[\frac{11}{25}\] done clear
View Solution play_arrowA) \[\frac{y}{x+y+z}\] done clear
B) \[\frac{x+z}{x+y+z}\] done clear
C) \[\frac{x}{x+y+z}\] done clear
D) \[\frac{y+z}{x+y+z}\] done clear
View Solution play_arrowA) \[\frac{1}{12}\] done clear
B) \[\frac{1}{13}\] done clear
C) \[\frac{1}{50}\] done clear
D) \[\frac{3}{10}\] done clear
View Solution play_arrowA) \[\frac{5}{52}\] done clear
B) \[\frac{1}{52}\] done clear
C) \[\frac{1}{13}\] done clear
D) \[\frac{1}{26}\] done clear
View Solution play_arrowA) \[\frac{1}{26}\] done clear
B) \[\frac{2}{26}\] done clear
C) \[\frac{3}{26}\] done clear
D) \[\frac{4}{26}\] done clear
View Solution play_arrowA) \[\frac{5}{36}\] done clear
B) \[\frac{5}{12}\] done clear
C) \[\frac{11}{36}\] done clear
D) \[\frac{1}{12}\] done clear
View Solution play_arrowAge n years) | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 |
No. of patients | 90 | 50 | 60 | 80 | 50 | 30 |
(a) 30 years or more but less than 40 years is ____. |
(b) 10 years or more is ___. |
A)
(a) | (b) |
\[\frac{1}{6}\] | \[\frac{2}{9}\] |
B)
(a) | (b) |
\[\frac{1}{6}\] | 0 |
C)
(a) | (b) |
\[\frac{2}{9}\] | 1 |
D)
(a) | (b) |
\[\frac{1}{6}\] | 1 |
A) \[\frac{1}{2}\] done clear
B) \[\frac{1}{3}\] done clear
C) \[\frac{2}{3}\] done clear
D) 0 done clear
View Solution play_arrowA) 2 done clear
B) 3 done clear
C) \[\frac{2}{3}\] done clear
D) \[\frac{1}{3}\] done clear
View Solution play_arrowA) \[\frac{3}{10}\] done clear
B) \[\frac{6}{10}\] done clear
C) \[\frac{4}{10}\] done clear
D) None of these done clear
View Solution play_arrowA) \[\frac{15}{32}\] done clear
B) \[\frac{19}{32}\] done clear
C) \[\frac{11}{32}\] done clear
D) \[\frac{13}{32}\] done clear
View Solution play_arrowOutcomes | 3 tails | 2 tails | 1 tail | no tail |
Frequency | 23 | 28 | 23 |
A) \[\frac{49}{100}\] done clear
B) \[\frac{27}{50}\] done clear
C) \[\frac{51}{100}\] done clear
D) \[\frac{23}{100}\] done clear
View Solution play_arrowA) 10 done clear
B) 5 done clear
C) 15 done clear
D) 20 done clear
View Solution play_arrowA) \[\frac{6}{13}\] done clear
B) \[\frac{5}{13}\] done clear
C) \[\frac{4}{13}\] done clear
D) \[\frac{2}{13}\] done clear
View Solution play_arrowA) \[\frac{37}{100}\] done clear
B) \[\frac{30}{100}\] done clear
C) \[\frac{40}{100}\] done clear
D) \[\frac{47}{100}\] done clear
View Solution play_arrowA) 2 done clear
B) 1 done clear
C) 3 done clear
D) None of these done clear
View Solution play_arrowA) 10/35 done clear
B) 25/35 done clear
C) 15/35 done clear
D) None of these done clear
View Solution play_arrow(i) gives more than 20p? |
(ii) has less than Rs. 5 left in her pocket? |
A)
(i) | (ii) |
1 | \[\frac{1}{2}\] |
B)
(i) | (ii) |
\[\frac{1}{2}\] | 1 |
C)
(i) | (ii) |
\[\frac{3}{4}\] | \[\frac{1}{2}\] |
D)
(i) | (ii) |
\[\frac{1}{2}\] | \[\frac{3}{4}\] |
A) 5 done clear
B) 10 done clear
C) 15 done clear
D) 20 done clear
View Solution play_arrowA) \[\frac{2}{3}\] done clear
B) \[\frac{1}{2}\] done clear
C) \[\frac{1}{4}\] done clear
D) 1 done clear
View Solution play_arrowquestion_answer21) The following table gives the ages of teachers in XYZ school.
Age (in years) Number of teachers | |
20-25 | 70 |
25-30 | 110 |
30-35 | 165 |
35-40 | 320 |
40-45 | 200 |
45-50 | 135 |
A) Probability of a teacher having age greater than or equal to 35, is\[\frac{131}{200}.\]. done clear
B) Probability of at eacher having age more than or equal to 25 and less than 40, is\[\frac{119}{200}.\] done clear
C) Probability of a teacher selected is of age not less than 30, is \[\frac{17}{200}.\] done clear
D) Probability of a teacher selected from the youngest group, is \[\frac{14}{200}.\] done clear
View Solution play_arrowquestion_answer22) Two coins are tossed simultaneouses. Find P, Q and R respectively.
Number of Heads | Required probability | |
(i) | 0 | P |
(ii) | 1 | Q |
(iii) | 2 | R |
A) \[\frac{1}{2},\frac{1}{4},\frac{1}{4}\] done clear
B) \[\frac{1}{4},\frac{1}{4},\frac{1}{2}\] done clear
C) \[\frac{1}{4},\frac{1}{2},\frac{1}{4}\] done clear
D) \[\frac{1}{2},\frac{1}{2},\frac{1}{4}\] done clear
View Solution play_arrowquestion_answer23) State ?T? for true and 'F' for false.
(i) The probability of an impossible event is 0. |
(ii) Sample space when two coins are tossed is {H, T, T, H} |
(iii) Probability of an event 'A'+ probability of an event 'not A' = 1 |
(iv) Probability of choosing a vowel from the English alphabets is\[\frac{1}{5}.\] |
(v) The range of probability of any event lies between -1 to 1. |
A)
I | II | III | IV | V |
T | F | F | T | T |
B)
I | II | III | IV | V |
T | F | T | F | T |
C)
I | II | III | IV | V |
F | T | F | T | T |
D)
I | II | III | IV | V |
T | F | T | F | F |
Monthly income (in Rs.) | Number of | |||
AC/households | ||||
0 | 1 | 2 | Above 2 | |
<10000 | 20 | 80 | 10 | 0 |
10000-14999 | 10 | 240 | 60 | 0 |
15000-19999 | 0 | 380 | 120 | 30 |
20000-24999 | 0 | 520 | 370 | 80 |
25000 and above | 0 | 1100 | 760 | 220 |
A)
(a) | (b) | (c) |
\[\frac{1}{8}\] | \[\frac{11}{40}\] | \[\frac{1}{200}\] |
B)
(a) | (b) | (c) |
\[\frac{3}{80}\] | \[\frac{17}{40}\] | \[\frac{3}{400}\] |
C)
(a) | (b) | (c) |
\[\frac{1}{8}\] | \[\frac{17}{40}\] | \[\frac{1}{200}\] |
D)
(a) | (b) | (c) |
\[\frac{3}{80}\] | \[\frac{11}{40}\] | \[\frac{3}{400}\] |
Statement 1: Probability of prime numbers less than 20 is \[\frac{2}{25}.\] |
Statement 2: Probability of perfect square is \[\frac{9}{100}.\] |
A) Only Statement-1 done clear
B) Only Statement-2 done clear
C) Both Statement-1 and Statement-2 done clear
D) Neither Statement-1 nor Statement-2 done clear
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