Exams Questions and Answers

Q:

A Tank is normally filled in 9 hours but takes four hours longer to fill because of a leak in its bottom. If the tank is full, the leak will empty it in ?

A) 32.5 hrs	B) 29.25 hrs
C) 30.30 hrs	D) 31 hrs

Answer & Explanation Answer: B) 29.25 hrs

Explanation:

Let the leak will empty the tank in x hrs

Then, 1/9 - 1/x = 1/13

x = 29.25 hrs

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Filed Under: Pipes and Cistern
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

10 8121

Q:

K and L starts walking towards each other at 4 pm at speed of 3 km/hr and 4 km/hr respectively. They were initially 17.5 km apart. At what time do they meet ?

A) 6:00 am	B) 6:30 pm
C) 5:45 am	D) 5:52 pm

Answer & Explanation Answer: B) 6:30 pm

Explanation:

Suppose they meet after 'h' hours

Then

3h + 4h = 17.5

7h = 17.5

h = 2.5 hours

So they meet at => 4 + 2.5 = 6:30 pm

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Filed Under: Time and Distance
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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12 8119

Q:

The length of a rope in meter by which a cow must be tethered in order that she may be able to graze an area of 2826 sq.m is ?

A) 15 mts	B) 30 mts
C) 24 mts	D) 36 mts

Answer & Explanation Answer: B) 30 mts

Explanation:

The cow can graze an area of 2826 sq.m i.e it is able to cover area of circle of 2826 sq.m

Therefore, ${πr}^{2}$ =2826
$r^{2}$ =(2826×7/22) = 899.18 = 900
r = 30 m.

Therefore, the radius of the circle implies the length of the rope = 30 mts.

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Filed Under: Area
Exam Prep: GRE , GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

9 8118

Q:

A restaurant offers a new promotion of 20% off the original price of cakes, which is Rs. 12. Before the promotion 250 cakes were sold each day. After the promotion, the sale of cakes increases an average of 18% more per day. How much more or less does the restaurant make each day in cakes sales after the promotion?

A) Rs. 185 less	B) Rs. 202 more
C) Rs. 175 more	D) Rs. 168 less

Answer & Explanation Answer: D) Rs. 168 less

Explanation:

Cost of each cake P1 & P2 = Rs. 12

Offer decrease in % = 20%

Increase in sale per day (Q2) = 250 - 18%

Total quantity per day (Q1) = 250

Hence, required change total revenue

TR = P2Q2 - P1Q1 = (12 x 0.8 x 250 x 1.18) - (12 x 250) = - Rs.168.

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

15 8117

Q:

Plane is to locomotive as pilot is to

A) flight	B) helicopter
C) engineer	D) None of the above

Answer & Explanation Answer: C) engineer

Explanation:

Plane and locomotive are synonyms to each other, Similarly, pilot and flight engineer are synonyms to each other.

Hence, plane is to locomotive as pilot is to engineer.

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Filed Under: Analogy
Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

7 8116

Q:

Study the following diagram and answer questions based on it.

The colour preferences of children are given.

The ratio of children who like brown to those who like black is

A) 5/3	B) 1/2
C) 1	D) 5/6

Answer & Explanation Answer: D) 5/6

Explanation:

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Filed Under: Pie Charts
Exam Prep: Bank Exams

0 8116

Q:

What is one benefit of lifelong physical activity?

A) high blood pressure	B) increase in healthy eating habits
C) high physiological age	D) prevention of weight gain

Answer & Explanation Answer: C) high physiological age

Explanation:

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk

12 8111

Q:

The word Tirthankara is related to which religion?

A) Buddhism	B) Christianity
C) Jainism	D) Hinduism

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