Mathematical and Logical Reasoning Test 36

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Mathematical and Logical Reasoning Test 36

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Weekly Quiz Competition

Question 1
1 / -0

Choose or find odd number:
$$3740,4635,5869,7946,2378$$

A
$$3740$$

B
$$4635$$

C
$$5869$$

D
$$7946$$

E
$$2378$$

Solution

In all other numbers, the sum of the first and the least digits is equal to the product of other two digits.
Question 2
1 / -0

Choose or find odd number:
$$5698,4321,7963,4232,8597$$

A
$$5698$$

B
$$4321$$

C
$$7963$$

D
$$4232$$

E
$$8597$$

Solution

This is the only number in which a digit has been repeated.
Question 3
1 / -0

Find the wrong number in the series :
7, 28, 63, 124, 215, 342, 511

A
7

B
28

C
124

D
215

E
342

Solution

Clearly, the correct sequence is
$$(2^3 - 1), (3^3 - 1), (4^3 - 1), (5^3 - 1), (6^3 - 1), (7^3 - 1), (8^3 - 1)$$.
$$\therefore$$ 28 is wrong and should be replaced by (33 - 1) i.e. 26.
Hence, the answer is (b).
Question 4
1 / -0

Choose or find odd number:
$$35,49,50,63,140$$

A
$$35$$

B
$$49$$

C
$$50$$

D
$$63$$

E
$$140$$

Solution

Each of the number except $$50$$ is divisible by $$7$$
Question 5
1 / -0

Choose or find odd number:
$$5698,7894,9865,8793,6958$$

A
$$5698$$

B
$$7894$$

C
$$9865$$

D
$$8793$$

E
$$6958$$

Solution

Sum of digits in each other number is $$28$$.
Question 6
1 / -0

Choose or find odd number:
$$263,111,242,551,383$$

A
$$263$$

B
$$111$$

C
$$242$$

D
$$551$$

E
$$383$$

Solution

In all other numbers, the middle digit is equal to the product of other two digits.
Question 7
1 / -0

Choose or find odd number:
$$7487,5963,8218,6596,9259$$

A
$$7487$$

B
$$5963$$

C
$$8218$$

D
$$6596$$

E
$$9259$$

Solution

In all other numbers, the first and the last digit are the same.
Question 8
1 / -0

Choose or find odd number:
$$2384,1592,3756,4298,3629$$

A
$$2384$$

B
$$1592$$

C
$$3756$$

D
$$4298$$

E
$$3629$$

Solution

In all other numbers, the last digit is two times the first.
Question 9
1 / -0

Choose or find odd number:
$$7359,1593,9175,3781,9317$$

A
$$7359$$

B
$$1593$$

C
$$9175$$

D
$$3781$$

E
$$9317$$

Solution

All other numbers consist of odd digits only.
Question 10
1 / -0

Choose or find odd number:
$$21,69,81,83$$

A
$$21$$

B
$$69$$

C
$$81$$

D
$$83$$

Solution

$$81$$ is the only square number in the group.

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Re-Attempt Weekly Quiz Competition

Mathematical and Logical Reasoning Test 36

Result

Mathematical and Logical Reasoning Test 36

Score

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Rank

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SHARING IS CARING

Question 1

$$3740$$

$$4635$$

$$5869$$

$$7946$$

$$2378$$

Solution

Question 2

$$5698$$

$$4321$$

$$7963$$

$$4232$$

$$8597$$

Solution

Question 3

7

28

124

215

342

Solution

Question 4

$$35$$

$$49$$

$$50$$

$$63$$

$$140$$

Solution

Question 5

$$5698$$

$$7894$$

$$9865$$

$$8793$$

$$6958$$

Solution

Question 6

$$263$$

$$111$$

$$242$$

$$551$$

$$383$$

Solution

Question 7

$$7487$$

$$5963$$

$$8218$$

$$6596$$

$$9259$$

Solution

Question 8

$$2384$$

$$1592$$

$$3756$$

$$4298$$

$$3629$$

Solution

Question 9

$$7359$$

$$1593$$

$$9175$$

$$3781$$

$$9317$$

Solution

Question 10

$$21$$

$$69$$

$$81$$

$$83$$

Solution

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