Quant Quiz (Mics.) | 10th December 2018

Quant Quiz to improve your Quantitative Aptitude & Data Interpretation. For upcoming exams like Bank, SSC, Railway, UPSC, UPSSSC, CDS, UPTET, KVS, DSSSB and other Government exams.

Directions (1-5): A table showing the percentage of the total population of a state in different age group and ratio of male to female is given :

Age Group Percent Ratio of Male to Female
Upto 15 29.87% 4 : 5
16-25 17.75% 4 : 7
26-35 17.25% 7 : 3
36-45 14.50% 2:3
46-55 14.25% 4:9
56-65 05.25% 2:3
66 and above 01.13% 1:1
Total 100.00

Q1. If there are 20 million people in the age group of 56 and above, what is the difference (approximately) between the total number of people in the age group of 16-25 and 46-55 ?

(a) 9.64 million

(b) 10.42 million

(c) 11.66 million

(d) 10.97 million

(e) 13.14 million

Q2. If the difference between the number of people in the age group of 46-55 and 26-35 is 3.9 million then the total population (approximately) of the state is —

(a) 111.42 million

(b) 122 million

(c) 130 million

(d) 143.55 million

(e) 150 million

Q3. If the total population of the state is 130 million then find the ratio of the total females of age group of 26-45 to the total males of age group of (46-65) ?

(a) 21220 : 4934

(b) 2248 : 481

(c) 2405 : 1124

(d) 439 : 21220

(e) None of these

Q4. If the total population in the age group of (26-35) are 100 million then find the total number of people (approximate) in the age group of (16-55) ?

(a) 350 million

(b) 355 million

(c) 360 million

(d) 370 million

(e) 375 million

Q5. If number of female in the age group of (36-45) are 75 million then find the total number of males in the age group of (16-25) and (46-55) together. (approximate)

(a) 93.35 million

(b) 95 million

(c)  82 million

(d)  85 million

(e)  None of the above

Q6. There are two alloys of gold and copper. In the first alloy there is twice as much gold as copper and in the second alloy the ratio of gold to copper is 2:7. How many times of the second alloy should be mixed with the first, in order to obtain a new alloy in which there would be twice as much copper as gold ?

(a) Two times

(b) Three times

(c) four times

(d) Can’t be determined

(e) None of these

Q7. The average marks of the girls in a class is equal to the number of boys and the average marks of boys is equal to the number of girls. If the class average is 4 less than the average of both the boys’ and the girls’ average marks, what will be the number of students in the class ?

(a) 24

(b) 48

(c) 50

(d) 64

(e) None of these

Q8. I was born 30 years after my father was born. My sister was born 25 years after my mother was born. The average age of my family is 26.25 years right now. My sister will get married 4 years from now and will leave the family. Then the average age of the family will be 107/3 years. What is the present age of my father?

(a) 30 year

(b) 35 year

(c) 40 year

(d) 45 year

(e) None of  these

Q9. A shopkeeper purchases his goods at a discount of 10% on the list price. He normally gives a discount of 6% to his customers on the original listed price. If during a special scheme, the shopkeeper gets an additional discount of 2% on his purchase price, find his approximate profit percentage.

(a) 8.8%

(b) 7.8%

(c) 6.6%

(d) Can’t be determined

(e) None of these

Q10. Alok, Mithilesh and Bimlesh started a work and after completing 1/5th of the work Bimlesh left. Alok and Mithilesh then worked for 20 days. Bimlesh then took over from Alok and Mithilesh and completed the remaining portion of the work alone in 12 days. If Bimlesh takes 40 days to complete the work alone, in how many days would Alok alone or Mithilesh alone complete the work if the efficiencies of both of them are same?

(a) 40

(b) 60

(c) 100

(d) Can’t be determined

(e) None of these



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