Math Mcqs Test Preparation for ECAT & MCAT - Set 13

1)   In a class 42% students have blue shade in their bags 41% have yellow shade and 20% have neigher yellow nor blue. What is the percentage of those who have both?

a. 3%
b. 37%
c. 43%
d. 57%
e. 30%
Answer  Explanation 

ANSWER: 3%

Explanation:
No explanation is available for this question!


2)   In an examination a student who scores 35% marks fails by 60 marks while another who scores 52% marks got 8 marks more than the passing requirements. The passing marks are:

a. 400
b. 160
c. 250
d. 340
e. 150
Answer  Explanation 

ANSWER: 400

Explanation:
No explanation is available for this question!


3)   In an election three candidates got 45% 25% and 12% votes of the total votes casted. Remaining 720 votes are declared incorrect. If only 25% voters cast their votes than the number of voters in the election is:

a. 4000
b. 10000
c. 16000
d. 20000
e. 18000
Answer  Explanation 

ANSWER: 16000

Explanation:
No explanation is available for this question!


4)   The population of a town increases by 5% annually and its present population is 32000. The population after 3 years is:

a. 35200
b. 35260
c. 35280
d. 35600
e. 37044
Answer  Explanation 

ANSWER: 37044

Explanation:
No explanation is available for this question!


5)   The students in a school increase by 10% annually. If the number of students today is 1331 then the number of students 3 years ago was:

a. 900
b. 1000
c. 1110
d. 1210
e. 1500
Answer  Explanation 

ANSWER: 1000

Explanation:
No explanation is available for this question!


6)   This year the number of students in the school decreased by 2% while last year there was an increment of 4%. If the number of students at the end of this year is 20384 then the number of students in the start of last year is:

a. 20000
b. 20100
c. 20800
d. 21000
e. 18000
Answer  Explanation 

ANSWER: 20000

Explanation:
No explanation is available for this question!


7)   In an examination every student either took Biology or Math or both 75.6% took Biology and 49.4% took Math. The percentage of students who took both is:

a. 14.20%
b. 20.80%
c. 25%
d. 34.20%
e. 40.80%
Answer  Explanation 

ANSWER: 25%

Explanation:
No explanation is available for this question!


8)   In an examination 80 students took the test and the passing percentage remains 60% how many students will be passed more to increase percentage to 75%?

a. 60
b. 65
c. 75
d. 80
e. 12
Answer  Explanation 

ANSWER: 12

Explanation:
No explanation is available for this question!


9)   In a mixture of 2 teas the ration of both is 35% and 65%. If their rates are 20 and 10 respectively for one kg then the rate of mixture will be:

a. 13.5
b. 15
c. 30
d. 35
e. 20
Answer  Explanation 

ANSWER: 13.5

Explanation:
No explanation is available for this question!


10)   Last year the ration of males and females is 48% to 52%. By the year the population of males is increased by 6% and that of females is 9%. The increase in population is:

a. 6.50%
b. 7.50%
c. 7.56%
d. 8%
e. 10%
Answer  Explanation 

ANSWER: 7.56%

Explanation:
No explanation is available for this question!


11)   In an election 35% of votes are cast. A candidate gets 36% of the casted votes and won the election. What is the percentage of his votes to the total votes of the area?

a. 12.60%
b. 15%
c. 35%
d. 35.50%
e. 27
Answer  Explanation 

ANSWER: 12.60%

Explanation:
No explanation is available for this question!


12)   In an election where there are only two candidates one who gets 43% of the votes is rejected by a majority of 420 votes. The total number of votes polled is:

a. 1470
b. 1380
c. 1790
d. 3000
Answer  Explanation 

ANSWER: 3000

Explanation:
No explanation is available for this question!


13)   A reduction of 20% in the price of sugar enables a purchaser to get 4kg more for Rs. 80. The original price of 1 kg of sugar was:

a. Rs. 4.5
b. Rs. 5.50
c. Rs. 5
d. Rs. 6.50
Answer  Explanation 

ANSWER: Rs. 5

Explanation:
No explanation is available for this question!


14)   A school sent up 160 candidates and the result was 30%. Find out how many candidates were to be detained so that the result was 50%?

a. 48
b. 64
c. 95
d. 60
Answer  Explanation 

ANSWER: 64

Explanation:
No explanation is available for this question!


15)   A woman has a certain number of apples out of which 20% are bad. She gave 75% of remainder in the charity. Now she is having 51 apples how many did she have at the start?

a. 255
b. 600
c. 725
d. 900
Answer  Explanation 

ANSWER: 255

Explanation:
No explanation is available for this question!


16)   A man buys a certain number of bananas 24% of them are thrown away due to bad condition 25% of the remaining are given to a beggar and hence he has 57 bananas now. The total number of bad bananas is

a. 24
b. 25
c. 29
d. 31
e. 100
Answer  Explanation 

ANSWER: 24

Explanation:
No explanation is available for this question!


17)   Two successive discounts of 10% and 20% are equal to single discount of _______

a. 30%
b. 31%
c. 32%
d. 33%
e. 34%
Answer  Explanation 

ANSWER: 32%

Explanation:
No explanation is available for this question!


18)   If you travel 120 Kms in 3 hours then your speed of traveling per hour will be :

a. 20
b. 80
c. 40
d. 100
Answer  Explanation 

ANSWER: 20

Explanation:
No explanation is available for this question!


19)   A man walked 3300 meters in 30 minutes. His speed for journey in meters per minute will be:

a. 120
b. 125
c. 100
d. 110
Answer  Explanation 

ANSWER: 110

Explanation:
No explanation is available for this question!


20)   A boy is traveling along a highway at a uniform speed of 50 km/h. What will be the distance traveled in 1

a. 35
b. 65
c. 95
d. 75
Answer  Explanation 

ANSWER: 75

Explanation:
No explanation is available for this question!


21)   If I walk at 3 km/h I miss train by 2 minutes. If however I walk at 4 km km/h I reach the station 3 minutes earlier. What is the distance of station?

a. 3/4 km
b. 4/5 km
c. 1 km
d. 5/4 km
Answer  Explanation 

ANSWER: 1 km

Explanation:
No explanation is available for this question!


22)   A motorist travels to a place 100 Kms away at an average speed of 50 km/h and returns with 40 km/h. His average speed for the whole journey is:

a. 44.4 km/h
b. 45 km/h
c. 45.4 km/h
d. 48 km/h
Answer  Explanation 

ANSWER: 44.4 km/h

Explanation:
No explanation is available for this question!


23)   If I walk to my office at 6 km/h I arrive 6 minutes earlier. If however I walk at 4 km/h I arrive 4 minute late. The distance I have to travel is:

a. 2
b. 2.5
c. 3
d. 4
Answer  Explanation 

ANSWER: 2

Explanation:
No explanation is available for this question!


24)   A and B cycle from Lahore to Kasur a distance of 192 km/h at 18 and 14 km/h simultaneously. A reaches Kasur and starts back to Lahore. How for from Kasur will he meet B?

a. 12 km
b. 16 km
c. 24 km
d. 42 km
Answer  Explanation 

ANSWER: 24 km

Explanation:
No explanation is available for this question!


25)   In a race of one km A beats B by 5 seconds and by a distance of 40 meters. How long does B take to run one km.

a. 120 seconds
b. 125 seconds
c. 130 seconds
d. 150 seconds
Answer  Explanation 

ANSWER: 125 seconds

Explanation:
No explanation is available for this question!


26)   A motorcyclist goes from Karachi to Hyderabad a distance of 192 km at an average speed of 32 km/h. Another man driving a car starts 2 1/2 hours after the first but reaches there half an hour earlier. The speed of car is:

a. 64
b. 96
c. 80
d. 25.6
Answer  Explanation 

ANSWER: 64

Explanation:
No explanation is available for this question!


27)   A and B can run 200 m in 22 and 25 seconds respectively. How far is B from the finishing line when A reaches it?

a. 12
b. 16
c. 20
d. 24
Answer  Explanation 

ANSWER: 24

Explanation:
No explanation is available for this question!


28)   Steve ran 12 mile race at an average speed of 8 miles/hr. If Adam ran the same race at an average speed of 6 miles/hr how many minutes longer than Steve did Adam take to complete the race?

a. 24
b. 16
c. 30
d. 12
Answer  Explanation 

ANSWER: 30

Explanation:
No explanation is available for this question!


29)   The average speed of a car in a journey is 40 km/h. If time taken for this journey is 2 1?2 hours then the distance covered will be:

a. 100
b. 200
c. 500
d. 300
Answer  Explanation 

ANSWER: 100

Explanation:
No explanation is available for this question!


30)   During a journey a car travels at an average speed of 53 km/h for first hour and at an average speed of 49 km/h for the next two hours. What is the distance of the whole journey?

a. 152
b. 251
c. 151
d. 351
Answer  Explanation 

ANSWER: 151

Explanation:
No explanation is available for this question!