NIELIT 2017 OCT Scientific Assistant A - Section A: 4

Lakshman Bhaiya asked Apr 1, 2020 • edited Aug 28, 2020 by soujanyareddy13

1,468 views

1 votes

$x$ is a whole number. If the only common factors of $x$ and $x2$ are $1$ and $x,$ then $x$ is ________.

$1$
a perfect square
an odd number
a prime number

Quantitative Aptitude
nielit2017oct-assistanta
quantitative-aptitude
number-systems

+ –

Lakshman Bhaiya asked Apr 1, 2020 • edited Aug 28, 2020 by soujanyareddy13

Lakshman Bhaiya

13.7k points

1.5k views

See all

0 Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 votes

Option D. a prime number

Madhav answered Sep 22, 2020

Madhav

3.6k points

See all

0 Please log in or register to add a comment.

Voting & Accepting an answer helps improve the community

← Previous Next →

← Previous in category Next in category →

Answer:

Related questions

2 votes

1 answer

Lakshman Bhaiya asked Apr 1, 2020

1,389 views

NIELIT 2017 OCT Scientific Assistant A - Section A: 1
The difference between the compound interest and the simple interest earned at the end of $3^{rd}$ year on a sum of money at a rate of $10\%$ per annum is Rs. $77.5.$ What is the sum? Rs. $3,500$ Rs. $2,500$ Rs. $3,000$ Rs. $2,000$

The difference between the compound interest and the simple interest earned at the end of $3^{rd}$ year on a sum of money at a rate of $10\%$ per annum is Rs. $77.5.$ Wha...

Lakshman Bhaiya

13.7k points

1.4k views

Lakshman Bhaiya asked Apr 1, 2020

Quantitative Aptitude
nielit2017oct-assistanta
quantitative-aptitude
compound-interest

+ –

1 votes

1 answer

Lakshman Bhaiya asked Apr 1, 2020

1,100 views

NIELIT 2017 OCT Scientific Assistant A - Section A: 2
Aamir and Birju can cut $5000\;\text{g}$ of wood in $20$ min. Birju and Charles can cut $5000\;\text{g}$ of wood in $40$ min. Charles and Aamir cut $5\;\text{kg}$ of wood in $30$ min. How much time Charles will take to cut $5\;\text{kg}$ wood alone? $120$ min $48$ min $240$ min $120/7$ min

Aamir and Birju can cut $5000\;\text{g}$ of wood in $20$ min. Birju and Charles can cut $5000\;\text{g}$ of wood in $40$ min. Charles and Aamir cut $5\;\text{kg}$ of wood...

Lakshman Bhaiya

13.7k points

1.1k views

Lakshman Bhaiya asked Apr 1, 2020

Quantitative Aptitude
nielit2017oct-assistanta
quantitative-aptitude
work-time

+ –

0 votes

1 answer

Lakshman Bhaiya asked Apr 1, 2020

1,221 views

NIELIT 2017 OCT Scientific Assistant A - Section A: 3
An alloy contains copper and zinc in the ratio $5:3$ and another contains copper and tin in the ratio $8:5.$ If equal weights of the two are melted together to form a $3^{rd}$ alloy, find the weight of tin per kg in the new alloy. $40/129$ $5/13$ $5/26$ $28/5$

An alloy contains copper and zinc in the ratio $5:3$ and another contains copper and tin in the ratio $8:5.$ If equal weights of the two are melted together to form a $3^...

Lakshman Bhaiya

13.7k points

1.2k views

Lakshman Bhaiya asked Apr 1, 2020

Quantitative Aptitude
nielit2017oct-assistanta
quantitative-aptitude
mixtures
alligation-mixture

+ –

0 votes

1 answer

Lakshman Bhaiya asked Apr 1, 2020

1,515 views

NIELIT 2017 OCT Scientific Assistant A - Section A: 5
Line $AB$ is $24$ metres in length and is tangent to the inner one of the two concentric circles at point $C.$ Points $A$ and $B$ lie on the circumference of the outer circle. It is known that the radii of the two circles are integers. The radius of the outer circle is $13$ m $5$ m $7$ m $4$ m

Line $AB$ is $24$ metres in length and is tangent to the inner one of the two concentric circles at point $C.$ Points $A$ and $B$ lie on the circumference of the outer ci...

Lakshman Bhaiya

13.7k points

1.5k views

Lakshman Bhaiya asked Apr 1, 2020

Quantitative Aptitude
nielit2017oct-assistanta
quantitative-aptitude
geometry
circles

+ –

0 votes

1 answer

Lakshman Bhaiya asked Apr 1, 2020

766 views

NIELIT 2017 OCT Scientific Assistant A - Section A: 29
Irvin sold a book at a profit of $12\%.$ If Irvin had sold it for Rs. $18$ more, then $18\%$ would have been gained. Find the cost price. Rs. $600$ Rs. $300$ Rs. $400$ Rs. $200$

Irvin sold a book at a profit of $12\%.$ If Irvin had sold it for Rs. $18$ more, then $18\%$ would have been gained. Find the cost price.Rs. $600$Rs. $300$Rs. $400$Rs. $2...

Lakshman Bhaiya

13.7k points

766 views

Lakshman Bhaiya asked Apr 1, 2020

Quantitative Aptitude
nielit2017oct-assistanta
quantitative-aptitude
percentage

+ –

tags	tag:apple
author	user:martin
title	title:apple
content	content:apple
exclude	-tag:apple
force match	+apple
views	views:100
score	score:10
answers	answers:2
is accepted	isaccepted:true
is closed	isclosed:true

0 reply

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 reply

Please log in or register to add a comment.

Related questions

0

0