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Quantitative Aptitude Quiz For ESIC- UDC, Steno, MTS Prelims 2022-8th January

Directions (1-5): Given below is the pie chart which shows the percentage distribution of 5 types of watches manufactured in company X in year 2017.
Ratio of total watches manufactured in company X in year 2017 to year 2018 is 7 : 8.

Quantitative Aptitude Quiz For ESIC- UDC, Steno, MTS Prelims 2022-8th January_50.1

Q1. If difference between watches manufactured of type B and type C in year 2017 is 11,200 and type A watches manufactured in year 2018 is 20% more than type D watches manufactured in year 2017, then find the number of type A watches manufactured in year 2018
(a) 21,160
(b) 19,160
(c) 18,160
(d) 20,160
(e) none of these

Q2. If the average number of type D and type C watches manufactured in company X in 2017 is 16,100, then find the total number watches manufactured in company X in 2018.
(a)92,000
(b)90,000
(c)88,000
(d)96,000
(e)none of these

Q3. The number of type B watches manufactured in 2018 is 25,600 which is 25% of the total number of watches manufactured in 2018. Find the number type D and type B watches manufactured in 2017 in company X.
(a)23,456
(b)26,754
(c)28,672
(d)24,563
(e)none of these

Q4. What is the ratio of number of type E watches manufactured in 2017 to the number of type D watches manufactured in 2018 if the number of type D watches manufactured in 2018 is 30% of all the watches manufactured in 2018 ?
(a) 25/38
(b) 35/48
(c) 35/78
(d) 15/48
(e) none of these

Q5. If in 2018, the number of all type of watches except type B remained same as that of 2017, then find the percentage change in the number of watches of type B in 2018 compared to 2017.( in approximate).
(a)79%
(b)51%
(c)71%
(d)62%
(e)48%

Directions (6-10): Find the value of question mark (?) in following number series:

Q6. 3, 4, 8, 17, 33, ?
(a)47
(b)45
(c)58
(d)54
(e) None of these

Q7. 5, 7, 13, 25, 45, ?
(a)45
(b)75
(c)65
(d)86
(e) None of these

Q8. 7, 7, 10, 18, 33, ?
(a)34
(b)54
(c)57
(d)65
(e) None of these

Q9. 2, 7, 25, 105, 531, ?
(a)2341
(b)3241
(c)3567
(d)3193
(e) None of these

Q10. 10, 13, 18, 26, 38, ?
(a)43
(b)55
(c)65
(d)45
(e) None of these

Q11. A train crosses a bridge and a platform of length 450 m and 700 m in 20 sec and 30 sec respectively. Find the speed of the train.
(a) 25 m/s
(b) 26 m/s
(c) 25.5 m/s
(d) 27 m/s
(e) 28 m/s

Q12. 21 women can complete a piece of work in 20 days by working 10 hours a day. In how many days 21 men will complete the work by working 8 hrs a day if 3 men work as much as 5 women?
(a) 18 days
(b) 15 days
(c) 16 days
(d) 12 days
(e) 10 days

Q13. The speed of a boat in still water is 5 km/hr and speed of current is 3 km/hr. If time taken to cover a certain distance upstream is 8 hours then how long will the boat take to cover the same distance downstream?
(a) 2.5 hrs.
(b) 3 hrs.
(c) 2 hrs.
(d) 3.5 hrs.
(e) 1.5 hrs.

Q14. Three coins are tossed simultaneously. Find the probability of getting at least one head & one tail.
(a) 3/4
(b) 1/4
(c) 2/5
(d) 1/3
(e) 1/2

Q15. The average age of a class of 20 students increases by 2 when 4 new students join. If the original average age was 18 years, then find the sum of ages of four students who join.
(a) 125
(b) 112
(c) 115
(d) 120
(e) 108

Solutions 

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