Quantitative Aptitude - Arithmetic Ability Questions

Q:

The marked price of a ceiling fan is Rs. 1200 and the shopkeeper allows a discount of 5 % on it. Then selling price of the fan is

A) Rs. 1410 B) Rs. 1400
C) Rs. 1140 D) Rs. 1104
 
Answer & Explanation Answer: C) Rs. 1140

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Filed Under: Percentage
Exam Prep: Bank Exams

0 1925
Q:

What is the simplified value of (1– sin A cos A)(sin A + cos A)?

A) sin2A – cos2A B) sin3A + cos3A
C) 0 D) 1
 
Answer & Explanation Answer: B) sin3A + cos3A

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1924
Q:

Type 1 workers can do three times the work of Type 2 workers. Twelve Type 1 workers can complete a task in 10 days. How many days would it have taken 4 Type 1 and 8 Type 2 workers to complete the same task?

A) 16 B) 17
C) 20 D) 18
 
Answer & Explanation Answer: D) 18

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Filed Under: Time and Work
Exam Prep: AIEEE , Bank Exams , CAT

0 1924
Q:

Seven years ago, the average age of A, B and C was 51 years. If A is 3 years older than B and B is 3 years older then C then the present ages of A, B and C are ( in year)

A) 61, 58 and 55 B) 54, 51, and 48
C) 55, 58, and 61 D) 48, 51 and 54
 
Answer & Explanation Answer: A) 61, 58 and 55

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Filed Under: Average
Exam Prep: Bank Exams

1 1923
Q:

A train starts from a place A at 8:00 a.m. and arrives at another place B at 1:30 p.m. on the same day. If the speed of the train is 30 km/hr, then what will be the distance (in km) covered by the train?

 

A) 165 B) 175
C) 150 D) 135
 
Answer & Explanation Answer: A) 165

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

6 1923
Q:

In ΔABC, D and E are points on side AB and AC respectively. DE is parallel to BC. If lengths of AD, DB and AE are 8 cm, 4 cm and 12 cm respectively, what is the length of AC?

A) 6 cm B) 18 cm
C) 9 cm D) 15 cm
 
Answer & Explanation Answer: B) 18 cm

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Filed Under: Area
Exam Prep: Bank Exams

0 1923
Q:

If x = 6+26, then what is the value of x-1 + 1x-1 ?

A) 2√3 B) 3√2
C) 2√2 D) 3√3
 
Answer & Explanation Answer: A) 2√3

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , CAT

0 1923
Q:

What is the value of [cos (90 + A)÷sec (270 – A)] + [sin (270 + A)÷cosec (630 – A)]?

A) 3 sec A B) tan A sec A
C) 0 D) 1
 
Answer & Explanation Answer: D) 1

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Filed Under: Simplification
Exam Prep: Bank Exams

2 1923