5% Search

Q:

A natural number, when divided by 9, 10, 12 or 15, leaves a remainder of 3 in each case. What is the smallest of all such numbers?

A) 183	B) 153
C) 63	D) 123

Answer & Explanation Answer: A) 183

Explanation:

LCM of 9,10,12,15 is 180
Smallest natural number to get remainder of 3 is (180 + 3) = 183

Report Error

View Answer Report Error Discuss

Filed Under: HCF and LCM
Exam Prep: AIEEE , Bank Exams , CAT

Q:

Which of the following doesn't fit into the series?
5-1-96, 27-1-96, 18-2-96, 12-3-96, 2-4-96.

A) 18-2-96	B) 27-1-96
C) 12-3-96	D) 5-1-96

Answer & Explanation Answer: C) 12-3-96

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Number Series
Exam Prep: AIEEE , Bank Exams , CAT

Q:

( $\overset{55}{11}$ ) +(18 − 6) × 9 =?

A) 113	B) 115
C) 100	D) 110

Answer & Explanation Answer: A) 113

Explanation:

Given,( $\overset{55}{11}$ ) +(18 − 6) =?

=5 + 12 × 9
=5 + 108

=113

Report Error

View Answer Report Error Discuss

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

Q:

Choose the mirror image for the following figure when the mirror is kept at the MN line.

A) C	B) D
C) A	D) B

Answer & Explanation Answer: C) A

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Image Analysis

Q:

Let A(O,-1), B(0,3) and C(2,1) be three points. Let $△ 1$ be the area of the triangle ABC and $△ 2$ be the area of the triangle formed by the mid points of the sides of the triangle whose vertices are A, B and C such that $△ 1$ =1 , $△ 2 = x$ Find the value of x .

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

Answer & Explanation Answer: D) 3

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Area

Q:

Ranjith can complete a task in 25 days while Anji can finish it in 20 days. They work together on the task for 5 days and then Ranjith leaves. In how many days will Anji finish the remaining work?

A) 15 days	B) 10 days
C) 11 days	D) 9 days

Answer & Explanation Answer: C) 11 days

Explanation:

Lcm of 25 and 20 is 100. So total work = 100 units
Ranjith can do 4 units per day while anju can do 5 units per day
They together complete 5 days of work i.e 9 x 5 = 45 units
The remaining 55 units of work is done by anju in 55/5 days (or) 11 days

Report Error

View Answer Report Error Discuss

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

Q:

Select the option figure that will complete the series of question figures.

A) B	B) D
C) C	D) A

Answer & Explanation Answer: B) D

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Sequential Output Tracing
Exam Prep: AIEEE , Bank Exams , CAT

Q:

When $7^{21}$ + $7^{22}$ + $7^{23}$ + $7^{24}$ is divided by 25 the remainder is:

A) 5	B) 17
C) 7	D) 0

Answer & Explanation Answer: D) 0

Explanation:

Given, $7^{21}$ + $7^{22}$ + $7^{23}$ + $7^{24}$

$7^{21}$ (1 + 7 + 49 + 343)
$7^{21}$ (400)

Now, 400 is divisible by 25. The remainder will be 0

Report Error

View Answer Report Error Discuss

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

Searching for "5%"

Quick Links