A bag containing 4 white balls 3 black and 5 blue balls. What is the probability of getting blue or black ball?
1.1?6
2.2?3
3.5?12
4.3?5
A bag contains 30 balls the probability of drawing a pink ball and white ball are 1/5 and 1/6 resp. What is the probability of black balls?
1.8?15
2.1?2
3.17?30
4.19?30
A boat travels at the speed of 25 km/h upstream and 35 km/h downstream. Find the speed of water.
1.3
2.1
3.2 km/h
4.5 km/h
A boy buys crates of drink at Rs. 75 per crate and sells each for Rs. 90. What is the expected profit per crate, if probability of sale is 5/6?
1.12.5
2.15
3.17.5
4.20
A card is slipped out of 15 cards numbered 1 2 3 4 ----------15 the probability of a card number that is divisible by 2 is.
1.1?2
2.1?7
3.7?10
4.7?15
A lending delivery charges c cents for the first week and f cents for each day over 1 week. What is the cost for taking out a book for d days where d is greater than 7?
1.c+fd
2.cd
3.c+f(d-7)
4.7c+f(d-7)
A slip travels at the speed of 20 km/h upstream and 24 km/h downstream. Find the speed of boat in still water.
1.4 km/h
2.2 km/h
3.44 km/h
4.22 km/h
A street vendor sells two types of newspapers one for 25 cents and the other for 40 cents. If she sold 100 newspapers for 28 dollars how many newspapers did she sell at 25 cents?
1.80
2.85
3.90
4.5
Ahmad spent 2/3 of his savings on a used car and he spent 1/4 of his remaining savings on a new carpet. If the carpet costs him Rs. 250 then the amount spent by him on the car is:
1.1000
2.1200
3.1500
4.2000
Akbar can swim at the speed of 20 km/h in still water and speed of water is 3 km/h. Find his speed in the direction of water.
1.23 km/h
2.17 km/h
3.11.5 km/h
4.8.5 km/h
Amanat swimming speed in still water is 14 km/h and speed of water is 4 km/h. How long will it take him to go upstream 50 km?
1.2
2.5 hours
3.3 hours
4.3
Anwar has twice as may cards as Akram has. If Anwar gives Akram 12 of his cards he will have half as many as Akram has. How many cards Anwar and Akram have together?
1.36
2.48
3.60
4.72
Arooj swimming speed in still water is 18 km/h and speed of water is 6 km/h. How long will it take him to go downstream 72 km?
1.3
2.3 hours
3.4 hours
4.3 3/4 hours
Ed has 200 dollars less than Robert. Robert made a purchase for Rs. 150 and thus he has 2 times of Eds money. Eds money is:
1.20
2.30
3.50
4.100
How many students are there in the class if 2 students remain after 4 rows of seats are filled and 9 students remain after 3 rows of seats are filled?
1.6
2.7
3.10
4.30
If a man earns Rs. 500 for his first 40 hours of work in a week and is then paid double of his regular hourly rate. He earned Rs.600 in a week. How many hours he worked in that week:
1.4
2.5
3.6
4.44
If John gives Allen 6 dollars and Allen gives Frank 4 dollars the 3 boys have the same amount of money. How much more money does John have than Allen?
1.3
2.8
3.8
4.12
If the sum of a b and c is twice the sum of a minus b and a minus c and the difference of a plus b and a minus c is 3 then value of a is:
1.1
2.-1
3.9
4.3
If we list numbers from 1 to 15 the number divisibly by 2 are
1.2
2.5
3.7
4.0
In a 3 hour examination of 310 questions there are 50 math problems. If twice as much time should be allowed for each problem of math as for each of the other questions how many minutes should be spent on the math problems?
1.45
2.50
3.62
4.68
In a light bulb factory it is found that the probability of a bulb being defective is 0.12 estimate how many defective bulbs there would be in 1000 bulb.
1.12
2.120
3.102
4.1000
In above question what is the expected loss to the poor boy if it is not sold or returned back?
1.20
2.17.5
3.15
4.12.5
In question no 14 Slip of number higher than 10.
1.0
2.10
3.1
4.1?2
In question no 14 the probability of slip of even or odd number.
1.1?2
2.0
3.1
4.2 or 3
In question no 14 the probability of slip of number less than 5
1.2?5
2.1?5
3.3?5
4.1
In question no 14 the probability of slip of odd number is
1.1?5
2.1?2
3.9?10
4.7?10
In question no 14 the probability of slip that does not have even number is
1.9?10
2.7?10
3.1?5
4.1?2
In same case at most one head appear is
1.1?8
2.2?8
3.3?8
4.1?2
Javaid can shovel a certain driveway in 50 minutes. If mohsin can shovel the same driveway in 20 minutes how long will it take them to shovel the driveway if they work together?
1.12
2.13
3.14
4.14.28
One slip is randomly drawn from a box containing ten slips numbered 1 2 3 4 -------- 10 the probability of a slip numbered seven is
1.7?10
2.1?7
3.0
4.1?10
Pakistan is playing a cricket match against Australia. If the probability that Pakistan will win is 4/11 and that of Australia will win is 2/11. What is the probability that match will be draw.
1.5?11
2.6?11
3.9?11
4.10?11
Sana speed of rowing in still water is 12 km/h and he finds that it takes him twice as long to row up as to row down the river. Find the speed of water in the river.
1.3
2.3 km/h
3.1 km/h
4.4 km/h
Speed of water in certain river is 6 km/h and it takes as boat four times as long to row up as to row down the river. Find the speed of the boat in still water.
1.10 km/h
2.8 km/h
3.6 km/h
4.5 km/h
Tahir can swim at the speed of 30 km/h in still water and speed of water is 4 km/h. Find his speed of swimming against the direction of water.
1.30 km/h
2.26 km/h
3.24 km/h
4.20 km/h
The probability that a certain team wins a football match is 0.7 the probability of a lie is 0.1 what is the probability of the team losing?
1.1?7
2.1?5
3.7?10
4.2?3
The probability that an egg will be broken during delivery from a supermarket to KIPS is 1/200. How many broken eggs would be there out of 800 eggs?
1.50
2.30
3.10
4.4
The probability that your friend was born in January June or July is 1/4 what is the probability that he was not born in a month that starts with letter J?
1.1?4
2.1?2
3.3?4
4.1
The total fee of a group of adults and children is Rs. 13.5. Each childs fee is one half of each adults fee and adults fee is Rs.3. If there are three more children than adults in the group then the number of members of the group is:
1.1
2.2
3.3
4.7
There are 40 minutes to solve a test of 60 questions. A student completes 20 questions in 20 minutes. He continues with the same speed and leaves the hall 10 minutes earlier. The number of questions solved by him is:
1.20
2.30
3.40
4.45
There are 40 students in a class of which 25 are boys and 15 are girls the teacher Sir Abid writes the name of each student on slip of papers. What is the probability that the name on the slip is of a boy.
1.5?8
2.3?8
3.3?5
4.0
Two white and six red balls are placed in a bag. A ball is drawn at random from the bag and its color is noted and the ball is replaced again a ball is drawn from the bag. What is the probability that both the balls are of different color?
1.1?16
2.3?16
3.13?16
4.3?7
W.r.t probability which one is false
1.P(A) = 0
2.P(K) = 1
3.P(K) ?0
4.P(K) > 1
What is the probability of selecting a prime number from a list of natural number from 1 ----33 both inclusive if every number has equal chance of being selected.
1.1?8
2.1?33
3.15?33
4.1?3
When a coin is tossed the probability of tail is
1.0
2.1
3.1?2
4.2
When a dice is rolled the probability of a number which is even and greater than 4.
1.0
2.1?4
3.1?6
4.1?9
When a dice is rolled the probability of prime number and including number 1 is
1.5?6
2.1?2
3.3?4
4.2?3
When three coins are tossed at a time or a coin is tossed three times the probability of getting at least one head is
1.3?8
2.4?8
3.6?8
4.7?8
When three coins are tossed the probability of getting at the most one tail is:
1.1?8
2.3?8
3.1?2
4.1
When three coins are tossed then the total number of out comes is?
1.2
2.2?
3.2
4.2
Which of the following is true about the probability of an event A.
1.P(A) ?o
2.P(A) =1.5
3.P(A) ?0
4.P(A) = -0.5