A student was asked to divide a number by 3. But, instead of dividing it, he multiplied it by 3 and got 29.7. What was the correct answer?

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RRB ASSISTANT LOCO PILOT (Patna) 2013 click here to view all questions

A student was asked to divide a number by 3. But, instead of dividing it, he multiplied it by 3 and got 29.7. What was the correct answer?

A3.3

B9.3

C9.8

D9.9

souvik001 ? Jan 15 '2020 at 11:11

Correct answer is: 3.3

Explanation:

Let the number be X

When multiplied by 3 gives = 29.7

So,

$x \times 3 = 29.7$

$x = 9.9$

NOW, THE STUDENT WAS ASKED TO DIVIDE THE NUMBER BY 3

SO THE CORRECT ANSWER IS = $\frac{9.9}{3}$

$= 3.3$

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There are deers and peacocks in a zoo. By counting heads they are 80. The number of their legs is 200. How many peacocks are there?

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RRB ASSISTANT LOCO PILOT (Allahabad) 2010 click here to view all questions

There are deers and peacocks in a zoo. By counting heads they are 80. The number of their legs is 200. How many peacocks are there?

A60

B20

C50

D30

prakash ? Dec 19 '2019 at 20:2

Correct answer: 60

Explanation:

Let x and y be the number of deer and peacocks in the zoo respectively. Then,
x + y = 80 ...(i) and
4x + 2y = 200 or 2x + y = 100 ...(ii)
Solving (i) and (ii), we get) x = 20, y = 60.

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Which of the given Venn diagrams out of (a), (b),(c) and (d)

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RRB TC CC Exam (Mumbai) 2006 click here to view all questions

Which of the given Venn diagrams out of (a), (b),(c) and (d) correctly illustrates the relationship among the following classes?
City, District, Panchayat

A

B

C

D

Akilesh Kharvi ? Nov 12 '2016 at 17:9

Answer is : b

Panchayat comes under city and city comes under district.

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Which of the given Venn diagrams out of (a), (b),(c) and (d)

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RRB TC CC Exam (Mumbai) 2006 click here to view all questions

Which of the given Venn diagrams out of (a), (b),(c) and (d) correctly illustrates the relationship among the following classes?
Birds, Eagle, Ostrich

A

B

C

D

Akilesh Kharvi ? Nov 12 '2016 at 17:5

Answer is : b

Eagle is different from Ostrich. But both come under the class Birds.

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Each of the following problems contains fourproblem figures

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RRB TC CC Exam (Mumbai) 2006 click here to view all questions

Each of the following problems contains fourproblem figures I, II, III and IV. The correct next figure in series must beselected from the answer figures (a), (b), (c), (d).
Problem Figures

A

B

C

D

Akilesh Kharvi ? Nov 12 '2016 at 16:46

Answer is : d

From Problem Figure (I) to (II) the two line segments move one step in anticlockwise direction and line segment is added. From Problem (ii) to (iii) one line segment is deleted. Similar changes occur in the subsequent figures.

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