Arithmetical Reasoning Questions

Q:

In a street, there are certain number of houses. People in that street are decided to paint their houses with certain colours. If four houses are painted with each colour, then one house will be left without any colour. If five houses are painted with each colour, then one colour will remain. Find the number of houses in that street ?

A) 25 B) 6
C) 32 D) 7
 
Answer & Explanation Answer: A) 25

Explanation:

Let x be number of houses and y be colors.

on the basis of question
x = 4y+1
x = 5(y-1)
on solving these 2 equations x = 25

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Q:

Find the missing number

A) 112 B) 144
C) 156 D) 186
 
Answer & Explanation Answer: C) 156

Explanation:
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Q:

Ramesh, Kamal, Mohit, Amit and Rohit are standing in a row in the order of their heights. Ramesh is shorter than Kamal but taller than Rohit. Mohit is the tallest. Amit is a little shorter than Kamal but little taller than Ramesh. Who is the shortest?

A) Amit B) Mohit
C) Rohit D) Kamal
 
Answer & Explanation Answer: C) Rohit

Explanation:
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Q:

How many right angles does a square have?

A) 2 B) 6
C) 4 D) 8
 
Answer & Explanation Answer: C) 4

Explanation:

A square and a rectangle each have 4 right (90 deg) angles. 

Both square and rctangle have 4 sides and 4 angles, but the only difference is square is a rectangle with all sides equal.

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Q:

284 028 in word form?

A) Twenty eight thousand four hundred and twenty eight B) Two lakhs eighty four thousand twenty eight
C) Twenty eight lakhs forty thousand twenty eight D) Two lakhs eight forty thousand twenty eight
 
Answer & Explanation Answer: B) Two lakhs eighty four thousand twenty eight

Explanation:
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Q:

What is the distance around a shape called?

A) Volume B) Area
C) Mass D) Perimeter
 
Answer & Explanation Answer: D) Perimeter

Explanation:

The distance around a shape or figure I called Perimeter. A perimeter is a path that surrounds a two-dimensional shape.

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Q:

Negative divided by Negative

A) -ve B) +ve
C) 0 D) Can't be determined
 
Answer & Explanation Answer: B) +ve

Explanation:

We know the Mathematical rules that

 

++ = ++- = --+ = --- = +

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Q:

The sum of the first 10 prime numbers is

A) even B) odd
C) 0 D) none
 
Answer & Explanation Answer: B) odd

Explanation:

To find the sum of first 10 prime numbers

First 10 prime numbers = 2, 3, 5, 7, 11, 13, 17, 19, 23, 29

 

Hence, The sum of the first 10 prime numbers is

(2+3+5+7+11+13+17+19+23+29) = 129 (ODD Number).

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