Approximation Questions for RRB Group D PDF

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Approximation Questions for RRB Group D PDF
Approximation Questions for RRB Group D PDF

Approximation Questions for RRB Group D PDF

Download Top-10 RRB Group-D Approximation Questions PDF. RRB Group – D Approximation questions based on asked questions in previous exam papers very important for the Railway Group-D exam.

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Question 1: (112)(113)(114)..(1140)=?

a) 140

b) 120

c) Countless

d) Zero

Question 2: 55÷(53×22) is

a) 125

b) 31.25

c) 6.25

d) 12.5

Question 3: (0.07% of 1250) – (0.02% of 650) = ?

a) 0.545

b) 0.625

c) 0.745

d) None of the above

Question 4: 3251 + 587 + 369 – ? = 3007

a) 1250

b) 1300

c) 1375

d) 1200

Question 5: 132×16÷23+4=?

a) 792

b) 176

c) 264

d) 268

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Question 6: 384÷25×3+8=?

a) 12

b) 132

c) 3

d) 44

Question 7: 3.00051.748=?

a) 1.2525

b) 1.257

c) 2.8257

d) 1.9257

Question 8: Given 17×29=493, then 170×0.029=?

a) 0.0493

b) 4.93

c) 0.493

d) 49.3

Question 9: 25 divided by 15

a) 1125

b) 5

c) 25

d) 125

Question 10: 35+37=?

a) 935

b) 612

c) 1135

d) 635

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Answers & Solutions:

1) Answer (A)

1 – 1/2 = 1/2

1 – 1/3 = 2/3

1 – 1/4 = 3/4

The denominator of the first term gets cancelled by the numerator of the second term and so on…

So, the final value = 1/40

2) Answer (C)

55÷(53×22)=52/22

=25/4=6.25

3) Answer (C)

(0.07% of 1250) – (0.02% of 650)

.8750 – .1300

.7450

4) Answer (D)

Let’s assume ? = Y.

3251 + 587 + 369 – Y = 3007

4207 – Y = 3007

4207 – 3007 = Y

Y = 1200

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5) Answer (D)

6) Answer (D)

7) Answer (A)

8) Answer (B)

9) Answer (D)

The given question can be written as,

25 x (1/5) or 25 x 5 which is equal to 125

Hence, option D is the correct answer.

10) Answer (C)

35+37

LCM of 7 and 5 is 35 So the equation can be written as,

= 21+1535

3635=1135

Hence, option C is the correct answer.

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We hope this Approximation Questions PDF for RRB Group-D Exam will be highly useful for your preparation.

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