Exams Questions and Answers

Q:

In a class of 80 students and 5 teachers, each student got sweets that are 15% of the total number of students and each teacher got sweets that are 25% of the total number of students. How many sweets were there?

A) 1060	B) 960
C) 1020	D) 920

Answer & Explanation Answer: A) 1060

Explanation:

Total number of sweets

= 80 x 15 x 80/100 + 5 x 80 x 25/100

= 960 + 100 = 1060

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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31 4620

Q:

One light year is approximately equal to

A) 10^12 mts	B) 10^16 mts
C) 10^11 mts	D) 10^13 mts

Answer & Explanation Answer: B) 10^16 mts

Explanation:

Light year is the unit of to express astronomical distances, that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km. More precisely, one light-year is equal to 9,500,000,000,000 kilometers.

Approximately, 1 light year = 10^16 mts.

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Filed Under: Physics
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4 4619

Q:

Fill in the blank with an appropriate word from the following options.

Usually the room tariff in this hotel is higher. At present, it is low because of the------- season.

A) Peak	B) Off
C) Down	D) Slow

Answer & Explanation Answer: B) Off

Explanation:

Season can be either at peak or off.
Presently it is low, that is because of OFF season.

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Filed Under: Analogy
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6 4619

Q:

Two payments of $10,000 each must be made one year and four years from now. If money can earn 9% compounded monthly, what single payment two years from now would be equivalent to the two scheduled payments?

A) 17296	B) 13296
C) 19296	D) 15296

Answer & Explanation Answer: C) 19296

Explanation:

i=j/m

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Filed Under: Compound Interest
Exam Prep: Bank Exams
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1 4618

Q:

There are 41 students in a class, number of girls is one more than number of guys. we need to form a team of four students. all four in the team cannot be from same gender. number of girls and guys in the team should NOT be equal. How many ways can such a team be made ?

A) 49450	B) 50540
C) 46587	D) 52487

Answer & Explanation Answer: B) 50540

Explanation:

Given G + B= 41 and B = G-1
Hence, G = 21 and B = 20
Now we have 2 options,
1G and 3M
(or)
3G and 1M
(2G and 2M or 0G and 4M or 4G and oM are not allowed),

Total : ${}^{21}C_{1} \times {}^{20}C_{3} + {}^{21}C_{3} \times {}^{20}C_{1}$ = 50540 ways.

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Filed Under: Permutations and Combinations
Exam Prep: GATE , CAT , Bank Exams , AIEEE
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2 4618

Q:

While driving resist distractions such as

while_driving_resist_distractions_such_as1538716461.jpg image

A) using cell phone	B) smoking cigarette
C) talking with co-passengers	D) All of the above

Answer & Explanation Answer: D) All of the above

Explanation:

Using cell phone, Smoking cigarette, Talking with co-passengers are all the distractions we should resist while driving to avoid accidents.

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Filed Under: General Awareness
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3 4618

Q:

System Study involves

A) documenting the existing system	B) identifying current deficiencies and establishing new goals
C) study of an existing system	D) All the above

Answer & Explanation Answer: D) All the above

Explanation:

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Filed Under: Computer
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7 4617

Q:

An amount of $255 was invested at 8.5% p.a. How long will it take, to the nearest year, to earn $86.70 in interest?

A) 2years	B) 3years
C) 4years	D) 5years

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