JKSSB Account Assistant Paper (Held on 19 April 2026) – Fully Solved
Q1.
If a number 45678x9231 is divisible by 3, then how many values are possible for x?
A) 1
B) 2
C) 3
D) 4
✅ Solution:
Sum = 45 + x → must be divisible by 3
x = 0, 3, 6, 9 → 4 values
✔ Answer: D) 4
Q2.
If ( x = 2^{10} \times 5^{6} ), then how many zeros will be there at the end of x?
A) 6
B) 5
C) 4
D) 3
✅ Solution:
Trailing zeros = min(10,6) = 6
✔ Answer: A) 6
Q3.
The price of an article is reduced by 10%. By what percent should the new price be increased to get the original price?
A) 10%
B) 9⅑%
C) 11⅑%
D) 12%
✅ Solution:
Increase = (10/90)×100 = 11⅑%
✔ Answer: C) 11⅑%
Q4.
If x% of y = y% of x, then which of the following is true?
A) x > y
B) y > x
C) y = x
D) Cannot be determined
✅ Solution:
Always equal → no relation
✔ Answer: D) Cannot be determined
Q5.
The average of x numbers is 15. The average of y numbers is 20. The average of all (x + y) numbers is 18. Find the ratio x:y.
A) 1:2
B) 2:1
C) 2:3
D) 3:2
✅ Solution:
15x + 20y = 18(x+y)
3x = 2y → x:y = 2:3
✔ Answer: C) 2:3
Q6.
If a discount of 10% is given on the marked price of a book, the publisher gains 20%. If discount is increased to 15%, the gain of the publisher is?
A) 12%
B) 13⅓%
C) 11⅓%
D) 10%
✅ Solution:
MP = 120, new SP = 102 → gain = 2%
Effective gain = 13⅓%
✔ Answer: B) 13⅓%
Q7.
A barrel contains a mixture of wine and water in the ratio 3:1. How much fraction must be replaced to make ratio 1:1?
A) 1/2
B) 1/3
C) 1/4
D) 2/3
✅ Solution:
Required fraction = 1/3
✔ Answer: B) 1/3
Q8.
Find the compound ratio of a:b and c:d
A) ac:bd
B) ab:cd
C) ad:bc
D) abc:bcd
✅ Solution:
Compound ratio = ac:bd
✔ Answer: A) ac:bd
Q9.
Three men A, B and C complete work in 10, 12 and 15 days respectively. After 2 days A left and after next 2 days C left. Find total time.
A) 6 days
B) 6⅖ days
C) 6⅗ days
D) 6⅘ days
✅ Solution:
Total time = 6⅖ days
✔ Answer: B) 6⅖ days
Q10.
A can complete work in 15 days and B in 25 days. B leaves 7 days before completion. Total time?
A) 16 days
B) 14 days
C) 12 days
D) 10 days
✅ Solution:
T = 12 days
✔ Answer: C) 12 days
Q11.
1, 9, 35, 99, 225, ?
A) 375
B) 441
C) 451
D) 299
✅ Solution:
Next = 441
✔ Answer: B) 441
Q12.
C, E, K, Q, W, ?
A) C
B) D
C) E
D) F
✅ Solution:
Pattern → +2, +6, +6, +6
Next = 29 → 3 → C
✔ Answer: A) C
Q13.
A, D, I, P, Y, ?
A) I
B) J
C) K
D) L
✅ Solution:
Squares: 1²,2²,3²,4²,5²
Next = 6² = 36 → 10 → J
✔ Answer: B) J
Q14.
Code language: Reverse + vowels replaced by position
BALLOON → N1515LLB, find MONDAY
A) Y1DN15M
B) M1DN15Y
C) Y15DN1M
D) M15DN15Y
✅ Solution:
Reverse → YADNOM
Replace vowels → Y1DN15M
✔ Answer: A) Y1DN15M
Q15.
Facing east → 135° clockwise → 90° anticlockwise. Direction?
A) South
B) South-East
C) South-West
D) East
✅ Solution:
Final direction = South-East
✔ Answer: B) South-East
Q16.
“This girl is daughter of my father's only son's wife.” Relation?
A) Sister
B) Niece
C) Daughter
D) Mother
✅ Solution:
Father’s only son = himself
→ his daughter
✔ Answer: C) Daughter
Q17.
Given: P ≥ Q > R, R ≤ S < T, P > T
Which is always true?
A) P = S
B) S < Q
C) Q > T
D) T > R
✅ Solution:
T > R always
✔ Answer: D) T > R
Q18.
Speed reduces to 4/5 → 15 min late. Find actual time.
A) 45 min
B) 60 min
C) 30 min
D) 75 min
✅ Solution:
t = 60 min
✔ Answer: B) 60 min
Q19.
Import duty reduced
I. Prices may fall
II. Production will stop
A) Only I
B) Only II
C) Both
D) Neither
✅ Solution:
Only I correct
✔ Answer: A) Only I follows
Q20.
Some books are fiction. All fiction are popular
I. Some books are popular
II. All popular are fiction
A) Only I
B) Only II
C) Both
D) Neither
✅ Solution:
Only I correct
✔ Answer: A) Only I follows
✅ Final Answer Key (1–20)
D, A, C, D, C, B, B, A, B, C, B, A, B, A, B, C, D, B, A, A