Directions (1-5): Which number is wrong in the following number series.

Q1.84, 97, 114, 133, 156, 187

114
156
84
187
97
Solution:

Q2.121, 170, 251, 372, 543, 766
766
170
121
251
543
Solution:

Q3.210, 70, 280, 56, 336, 49
49
210
56
70
280
Solution:

Q4.19, 140, 259, 376, 490, 604
490
259
376
604
19
Solution:

Q5.21, 23, 49, 151, 609, 3053
3053
23
21
609
151
Solution:

Directions (6-10): The following graph gives the percentage of young people, middle-aged people and old people in the four regions of a state, as a percentage of the total population of the respective region.

Note:
The respective ratio of total population in North, East, West and South regions is 3 : 2 : 5 : 3.

Q6. What is the ratio of the total number of old people in East and West region to the total number of middle-aged people in North and South region.
3 : 4
10 : 11
11 : 12
5 : 6
None of the above
Solution:

Q7. If the total number of young people in South region is 13,500 . Then, find the difference between the number of middle-aged people and old people in the South region.
6,750
6,650
6,600
7,000
6,500
Solution:

Q8. The average of old people in East and South region together is what percent less/more than the average of young people in East and middle-aged people in North region.
27 (5/9)%
26 (7/9)%
25 (7/9)%
27 (7/9)%
None of the above
Solution:

Q9. If total population of North region is 1,20,000 then find the total number of old-female in North and West region. If 60% of the old people in North are female and 40% of the old people in West are female.
48,200
47,200
49,000
50,000
49,200
Solution:

Q10.Number of middle-aged people in East region are what percent of the number of young people in South region.
58 (1/3)%
55 (2/5)%
55 (2/3)%
57 (1/3)%
57 (2/3)%
Solution:

Q11. A truck covers a certain distance at certain speed. If speed is 4 km/hr more than the original speed it would take 4 hour less to cover the same distance and if speed is 6 km/hr less than original speed it would take 8 hour more than the normal time. Find distance covered by truck? (in km)
1520
1360
1480
1440
1260
Solution:

Q12. Abhi swims from point A against current for 6 min and then swims backward in the direction of current for next 6 min. & comes to another point B. If distance between A to B is 200m then find speed of current (in km/hr)?
2
1
3
4
0.5
Solution:

Q13. Sum of 4 consecutive even numbers are 94 more than the sum of 3 consecutive odd numbers and if average of largest even no. & smallest odd no. is 42. Then find the 2nd lowest even no.?
32
42
36
46
48
Solution:

Q14. Rahul and Ayush together can complete a work in half the time of Veer, while Ayush and Veer together can complete the same work in 1/3 rd time of Rahul. If they together complete the work in 30 days then in how many days Rahul alone can complete the work?
120 days
150 days
90 days
100 days
140 days
Solution:

Q15. Tap A can empty a tank in 6 hours and another tap B can fill the tank at the rate of 15 l/min. If both the taps are opened the tank can be emptied in 10 hours then find the capacity of tank?
13,200 â„“
14,500â„“
13,700â„“
13,500â„“
12,240â„“
Solution: