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Recent questions in Quantitative Aptitude

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1 answer
133
NIELIT 2022 Feb Scientist C - Section D: 2
If $\frac{a}{a+b} = \frac{7}{17},$ then $\frac{2a-b}{a+b}$ is equal to : $\frac{4}{17}$ $\frac{-3}{17}$ $\frac{10}{17}$ $\frac{8}{17}$
If $\frac{a}{a+b} = \frac{7}{17},$ then $\frac{2a-b}{a+b}$ is equal to :$\frac{4}{17}$$\frac{-3}{17}$$\frac{10}{17}$$\frac{8}{17}$
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0 answers
134
NIELIT 2022 Feb Scientist C - Section D: 3
A sum of money doubles itself at compound interest in $9$ years. In how many years will it become eight times? $18$ years $27$ years $36$ years $72$ years
A sum of money doubles itself at compound interest in $9$ years. In how many years will it become eight times?$18$ years$27$ years$36$ years$72$ years
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0 answers
135
NIELIT 2022 Feb Scientist C - Section D: 4
For what value of $k,$ expression $x^{4} – 2x^{2} + k$ will be a perfect square ? $0$ $1$ $-1$ Cannot be determined.
For what value of $k,$ expression $x^{4} – 2x^{2} + k$ will be a perfect square ?$0$$1$$-1$Cannot be determined.
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0 answers
137
NIELIT 2022 Feb Scientist C - Section D: 6
In the given figure, $\text{O}$ is the centre of the circle. If $\angle \text{PRQ} = 40^{\circ},$ then $\angle \text{OPQ}$ is : $80^{\circ}$ $100^{\circ}$ $50^{\circ}$ $40^{\circ}$
In the given figure, $\text{O}$ is the centre of the circle. If $\angle \text{PRQ} = 40^{\circ},$ then $\angle \text{OPQ}$ is :$80^{\circ}$$100^{\circ}$$50^{\circ}$$40^{\...
0 votes
1 answer
138
NIELIT 2022 Feb Scientist C - Section D: 7
Out of three given numbers, the first one is twice the second and three times the third. If the average of these numbers is $88,$ then the difference between the second and third is : $24$ $48$ $72$ $96$
Out of three given numbers, the first one is twice the second and three times the third. If the average of these numbers is $88,$ then the difference between the second a...
0 votes
1 answer
139
NIELIT 2022 Feb Scientist C - Section D: 8
If $\text{A+C = 2B}$ and $\text{B+D = 2A},$ then : $\text{A+C = B+D}$ $\text{A+B = C+D}$ $\text{A+D = B+C}$ $\text{A+D = 2C}$
If $\text{A+C = 2B}$ and $\text{B+D = 2A},$ then :$\text{A+C = B+D}$$\text{A+B = C+D}$$\text{A+D = B+C}$$\text{A+D = 2C}$
0 votes
1 answer
140
NIELIT 2022 Feb Scientist C - Section D: 9
The value of $\sin^{2}10^{\circ} + \sin^{2}20^{\circ} + \sin^{2}30^{\circ} + \cdots + \sin^{2}80^{\circ}$ is : $1$ $2$ $4$ $8$
The value of $\sin^{2}10^{\circ} + \sin^{2}20^{\circ} + \sin^{2}30^{\circ} + \cdots + \sin^{2}80^{\circ}$ is :$1$$2$$4$$8$
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0 answers
142
NIELIT 2022 Feb Scientist C - Section D: 11
The price of a commodity has increased by $50 \%.$ By what percent must a consumer reduce the consumption of the commodity so as not to increase the expenditure? $33.3 \%$ $35 \%$ $37.5 \%$ $40 \%$
The price of a commodity has increased by $50 \%.$ By what percent must a consumer reduce the consumption of the commodity so as not to increase the expenditure?$33.3 \%$...
0 votes
0 answers
143
NIELIT 2022 Feb Scientist C - Section D: 12
If $25$ pumps can raise $2500$ tonnes of water in $20$ days, working $10$ hours a day, in how many days will $20$ pumps raise $1200$ tonnes of water, working $8$ hours a day? $7.5$ days $10$ days $15$ days $18$ days
If $25$ pumps can raise $2500$ tonnes of water in $20$ days, working $10$ hours a day, in how many days will $20$ pumps raise $1200$ tonnes of water, working $8$ hours a ...
0 votes
1 answer
144
NIELIT 2022 Feb Scientist C - Section D: 13
A number is greater than the square of $44$ but smaller than the square of $45.$ If one factor of the number is the square of $6$ and the number is multiple of $5,$ the number is : $1960$ $1980$ $2025$ Cannot be determined
A number is greater than the square of $44$ but smaller than the square of $45.$ If one factor of the number is the square of $6$ and the number is multiple of $5,$ the n...
0 votes
0 answers
146
NIELIT 2022 Feb Scientist C - Section D: 15
The value of $\cos25^{\circ} – \sin25^{\circ}$ is : Positive but less than $1$ Positive but greater than $1$ Negative $0$
The value of $\cos25^{\circ} – \sin25^{\circ}$ is :Positive but less than $1$Positive but greater than $1$Negative$0$
0 votes
1 answer
147
NIELIT 2022 Feb Scientist C - Section D: 16
The ratio of two positive numbers is $2:3.$ If $10$ and the sum of the numbers are added to their product, square of $16$ is obtained. The greater number is : $6$ $9$ $12$ $18$
The ratio of two positive numbers is $2:3.$ If $10$ and the sum of the numbers are added to their product, square of $16$ is obtained. The greater number is :$6$$9$$12$$1...
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0 answers
148
NIELIT 2022 Feb Scientist C - Section D: 17
What will be the percentage profit after selling an article at a certain price if there occurs a loss of $20 \%$ on selling the article at $5/8$ of the selling price? $8.33 \%$ $17.5 \%$ $6.25 \%$ $28 \%$
What will be the percentage profit after selling an article at a certain price if there occurs a loss of $20 \%$ on selling the article at $5/8$ of the selling price?$8.3...
0 votes
1 answer
151
NIELIT 2022 Feb Scientist C - Section D: 20
If $’+’$ means $’\div’, ‘-’$ means $’\times’, ‘\times’$ means $’+’, ‘\div’$ means $’-’.$ The value of $(45 + 9 – 3 \times 15 \div 2)$ is : $28$ $36$ $40$ $556$
If $’+’$ means $’\div’, ‘-’$ means $’\times’, ‘\times’$ means $’+’, ‘\div’$ means $’-’.$ The value of $(45 + 9 – 3 \times 15 \div 2)$ is...
0 votes
0 answers
152
NIELIT 2022 Feb Scientist C - Section D: 21
If the circum-centre of a triangle lies outside it, then the triangle is : Acute angled Obtuse angled Equilateral Right angled
If the circum-centre of a triangle lies outside it, then the triangle is :Acute angledObtuse angledEquilateralRight angled
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0 answers
153
NIELIT 2022 Feb Scientist C - Section D: 22
The sum of two numbers is $k$ and their quotient is $p/q.$ The numbers are : $\frac{k}{p+q}, \frac{k}{p+q}$ $\frac{k}{p(p+q)}, \frac{k}{q(p+q)}$ $\frac{pk}{p+q}, \frac{qk}{p+q}$ None of these
The sum of two numbers is $k$ and their quotient is $p/q.$ The numbers are :$\frac{k}{p+q}, \frac{k}{p+q}$$\frac{k}{p(p+q)}, \frac{k}{q(p+q)}$$\frac{pk}{p+q}, \frac{qk}{p...
0 votes
1 answer
154
NIELIT 2022 Feb Scientist C - Section D: 23
The average age of a teacher and $25$ students is $17$ years. If the teacher’s age is excluded, the average reduces by $2$ years. The age of the teacher is : $63$ years $65$ years $67$ years $69$ years
The average age of a teacher and $25$ students is $17$ years. If the teacher’s age is excluded, the average reduces by $2$ years. The age of the teacher is :$63$ years$...
0 votes
0 answers
155
NIELIT 2022 Feb Scientist C - Section D: 24
A vendor lists his articles $25 \%$ above cost price and allows a discount of $12 \%$ on cash payment. His gain percent is : $8 \%$ $10 \%$ $13 \%$ $12.5 \%$
A vendor lists his articles $25 \%$ above cost price and allows a discount of $12 \%$ on cash payment. His gain percent is :$8 \%$$10 \%$$13 \%$$12.5 \%$
1 votes
2 answers
157
NIELIT 2022 Feb Scientist C - Section D: 26
If $p^{3} + 3p^{2} + 3p = 7,$ then the value of $p^{2} + 2p$ is : $1$ $3$ $5$ $15$
If $p^{3} + 3p^{2} + 3p = 7,$ then the value of $p^{2} + 2p$ is :$1$$3$$5$$15$
0 votes
0 answers
158
NIELIT 2022 Feb Scientist C - Section D: 27
The value of $\cos^{2}45^{\circ} – \sin^{2}15^{\circ}$ is : $\frac{1}{4}$ $\frac{\sqrt{3}}{2}$ $\frac{\sqrt{3}}{4}$ $1$
The value of $\cos^{2}45^{\circ} – \sin^{2}15^{\circ}$ is :$\frac{1}{4}$$\frac{\sqrt{3}}{2}$$\frac{\sqrt{3}}{4}$$1$
0 votes
1 answer
159
NIELIT 2022 Feb Scientist C - Section D: 28
When $2x + \frac{2}{x} = 3,$ then the value of $x^{3} + \frac{1}{x^{3}} + 2$ is : $7/2$ $7/8$ $8/7$ $2/7$
When $2x + \frac{2}{x} = 3,$ then the value of $x^{3} + \frac{1}{x^{3}} + 2$ is :$7/2$$7/8$$8/7$$2/7$
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0 answers
160
NIELIT 2022 Feb Scientist C - Section D: 29
The $\text{L.C.M.}$ of two numbers is $45$ times their $\text{H.C.F.}$ If the sum of the $\text{L.C.M.}$ and $\text{H.C.F}$ is equal to $1150$ and one of the numbers is $125,$ the difference between the numbers is equal to : $100$ $200$ $225$ $115$
The $\text{L.C.M.}$ of two numbers is $45$ times their $\text{H.C.F.}$ If the sum of the $\text{L.C.M.}$ and $\text{H.C.F}$ is equal to $1150$ and one of the numbers is $...
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