Quantitative Aptitude - Arithmetic Ability Questions

Q:

Devansh's birthday is on Friday 14th April. On what day of the week will be Rohan's Birthday in the same year if Rohan was born on 20th September?

A) Tuesday B) Friday
C) Thursday D) Wednesday
 
Answer & Explanation Answer: D) Wednesday

Explanation:
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Filed Under: Calendar
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Q:

In the given figure, ABCD is a square. EFGH is a square formed by joining mid points of sides of ABCD. LMNO is a square formed by joining mid points of sides of EFGH. A circle is inscribed inside EFGH. If area of circle is 38.5 sq.cm, the what is the area (in sq.cm) of square ABCD?

A) 98 B) 196
C) 122.5 D) 171.5
 
Answer & Explanation Answer: B) 196

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Filed Under: Area
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Q:

37 trees are planted in a straight line such that distance between any two consecutive trees is same. A car takes 20 seconds to reach the 13th tree. How much more time (in seconds) will it take to reach the last tree?

A) 36 B) 40
C) 57 D) 60
 
Answer & Explanation Answer: B) 40

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Filed Under: Time and Distance
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Q:

Due to a price hike of 20% , 4 kg less sugar is available for Rs. 120 . What is the initial price per kg of sugar ?

A) Rs. 5 Kg B) Rs. 4 Kg
C) Rs. 6 Kg D) Rs. 5.5 Kg
 
Answer & Explanation Answer: A) Rs. 5 Kg

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Filed Under: Average
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Q:

A cube is placed inside a cone of radius 20 cm and height 10 cm, one of its face being on the base of the cone and vertices of opposite face touching the cone. What is the length (in cm) of side of the cube?

A) 5 B) 6
C) 8 D) 9
 
Answer & Explanation Answer: C) 8

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Filed Under: Area
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Q:

Chirag's birthday is on Thursday 1st June. On what day of the week will be Reyansh's Birthday in the same year if Reyansh was born on 3rd December?

A) Wednesday B) Sunday
C) Friday D) Saturday
 
Answer & Explanation Answer: B) Sunday

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Q:

Shivam Industries installed a flour mill for Rs. 300,000 five years ago. If the fixed annual rate of depreciation is 5% and they sold the mill for Rs. 250,000 their gain/loss % is?

 

 

A) No gain - No loss B) Loss 10%
C) Gain 12.5% D) Gain 10%
 
Answer & Explanation Answer: D) Gain 10%

Explanation:

Given that mill worth originally =3ooooo

Depreciation for 1 yr =300000x5/100= Rs. 15000

Then, depreciation for 5yrs = Rs. 75000

Value after 5yrs = 300000 - 75000 = Rs. 225000

Given Selling Price of the mill = Rs. 250000

Sp > CP

Gain = 250000 - 225000 = Rs. 25000

Gain% = 25000/250000 x 100 = 10%.

 

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Filed Under: Profit and Loss
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Q:

75 pupils from a school appeared for an examination and 80% of them passed. Another school entered 10 more pupils than the first school and five pupils less than the first school passed. The pass % of in the second school was :

A) 75% B) 84%
C) 72% D) 64.7%
 
Answer & Explanation Answer: D) 64.7%

Explanation:

no of pupils pupil from first school for examination= 75
No. of pupil passed = 80% of 75 = 60
No. of pupil from second school = 85
No .of pupil passed from 2nd school = 55
Pass % from second school = 55/85 X 100 = 64.70%

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Filed Under: Percentage
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