Recent questions tagged ratio-proportion / GATE Overflow for GATE CSE

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How to Prepare for Quantitative Aptitude for CAT Type 3 Q-25
Assume that the rate of consumption of coal by a locomotive varies as the square of the speed and is 1000 kg per hour when the speed is 60 km per hour. If the coal costs the railway company ` 15 per 100 kg and if the other ... train be ` 12 per hour, find a formula for the cost in paise per kilometre when the speed is S km per hour.

Assume that the rate of consumption of coal by a locomotive varies as the square of the speed and is 1000 kg per hour when the speed is 60 km per hour. If the coal costs ...

Shardul3

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Shardul3 asked Apr 20

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GATE ECE 2024 | GA Question: 3
Five years ago, the ratio of Aman's age to his father's age was $1: 4$, and five years from now, the ratio will be $2:5$. What was his father's age when Aman was born? $28$ years $30$ years $35$ years $32$ years

Five years ago, the ratio of Aman's age to his father's age was $1: 4$, and five years from now, the ratio will be $2:5$. What was his father's age when Aman ...

Arjun

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Arjun asked Feb 16

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GATE Mechanical 2024 | GA Question: 4
The real variables $x, y, z$, and the real constants $p, q, r$ satisfy \[ \frac{x}{p q-r^{2}}=\frac{y}{q r-p^{2}}=\frac{z}{r p-q^{2}} \] Given that the denominators are non-zero, the value of $p x+q y+r z$ is $0$ $1$ $p q r$ $p^{2}+q^{2}+r^{2}$

The real variables $x, y, z$, and the real constants $p, q, r$ satisfy\[\frac{x}{p q-r^{2}}=\frac{y}{q r-p^{2}}=\frac{z}{r p-q^{2}}\]Given that the denominators are...

admin

109 views

admin asked Feb 16

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0 answers

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GATE Civil 2024 Set 2 | GA Question: 5
The ratio of the number of girls to boys in class $\text{VIII}$ is the same as the ratio of the number of boys to girls in class $\text{IX}$. The total number of students (boys and girls) in classes $\text{VIII}$ and $\text{IX}$ is $450$ ... $\text{VIII}$ and $\text{IX}$ is the same, then the number of girls in each class is $150$ $200$ $250$ $175$

The ratio of the number of girls to boys in class $\text{VIII}$ is the same as the ratio of the number of boys to girls in class $\text{IX}$. The total number of students...

Arjun

152 views

Arjun asked Feb 16

2 votes

1 answer

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GATE CSE 2024 | Set 1 | GA: 2
If two distinct non-zero real variables $x$ and $y$ are such that $(x+y)$ is proportional to $(x-y)$ then the value of $\frac{x}{y}$ depends on $x y$ depends only on $x$ and not on $y$ depends only on $y$ and not on $x$ is a constant

If two distinct non-zero real variables $x$ and $y$ are such that $(x+y)$ is proportional to $(x-y)$ then the value of $\frac{x}{y}$depends on $x y$depends only ...

Arjun

3.6k views

Arjun asked Feb 16

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0 answers

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GATE 2024 Electrical | GA Question: 5
If, for non-zero real variables $x, y$, and real parameter $a>1$, \[ x: y=(a+1):(a-1) \text {, } \] then, the ratio $\left(x^{2}-y^{2}\right):\left(x^{2}+y^{2}\right)$ is $2 a:\left(a^{2}+1\right)$ $a:\left(a^{2}+1\right)$ $2 a:\left(a^{2}-1\right)$ $a:\left(a^{2}-1\right)$

If, for non-zero real variables $x, y$, and real parameter $a>1$,\[x: y=(a+1):(a-1) \text {, }\]then, the ratio $\left(x^{2}-y^{2}\right):\left(x^{2}+y^{2}\right)$ ...

Arjun

552 views

Arjun asked Feb 16

1 votes

1 answer

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GO Classes 2024 | IIITH Mock Test 5 | Question: 62
A large community practices birth control in the following peculiar fashion. Each set of parents continues having children until a son is born; then they stop. What is the ratio of boys to girls in the community if, in the absence of birth control, $51\%$ of the babies are born male? $51:49$ $1:1$ $49:51$ $51:98$

A large community practices birth control in the following peculiar fashion. Each set of parents continues having children until a son is born; then they stop. What is th...

GO Classes

314 views

GO Classes asked Apr 30, 2023

1 votes

0 answers

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GO Classes 2024 | IIITH Mock Test 5 | Question: 76
The scores of Amal and Bimal in an examination are in the ratio $11: 14$. After an appeal, their scores increase by the same amount and their new scores are in the ratio $47 : 56$. The ratio of Bimal's new score to that of his original score is $5:4$ $8:5$ $4:3$ $3:2$

The scores of Amal and Bimal in an examination are in the ratio $11: 14$. After an appeal, their scores increase by the same amount and their new scores are in the ratio ...

GO Classes

164 views

GO Classes asked Apr 30, 2023

1 votes

1 answer

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GO Classes 2024 | IIITH Mock Test 5 | Question: 92
A thief was stealing diamonds from a jewellery store. On his way out, he encountered three guards, each was given half of the existing diamonds and two, to cover it by the thief. In the end, he was left with one diamond. How many did the thief steal? $40$ $36$ $42$ $38$

A thief was stealing diamonds from a jewellery store. On his way out, he encountered three guards, each was given half of the existing diamonds and two, to cover it by th...

GO Classes

139 views

GO Classes asked Apr 30, 2023

2 votes

1 answer

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GO Classes 2023 | IIITH Mock Test 1 | Question: 76
Four numbers are in the ratio $2: 3: 5: 7$ and their HCF is $6$. What is the sum of the squares of the largest and the smallest numbers? $486$ $324$ $54$ $1908$

Four numbers are in the ratio $2: 3: 5: 7$ and their HCF is $6$. What is the sum of the squares of the largest and the smallest numbers?$486$$324$$54$$1908$

GO Classes

851 views

GO Classes asked Mar 26, 2023

2 votes

1 answer

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GO Classes 2023 | IIITH Mock Test 1 | Question: 84
If $a : b = 2 : 3$ and $b : c = 5 : 7,$ find the value of $a : b : c ?$ $5 : 7: 13$ $10 : 15: 17$ $10 : 15: 21$ $7 : 15: 13$

If $a : b = 2 : 3$ and $b : c = 5 : 7,$ find the value of $a : b : c ?$$5 : 7: 13$$10 : 15: 17$$10 : 15: 21$$7 : 15: 13$

GO Classes

488 views

GO Classes asked Mar 26, 2023

3 votes

2 answers

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GO Classes 2023 | IIITH Mock Test 1 | Question: 85
Two liquids $\text{A}$ and $\text{B}$ are in the ratio $4:1$ in container $1$ and in container $2,$ they are in the ratio $1:3.$ In what ratio should the contents of the two containers be mixed so as to obtain a mixture of $\text{A}$ and $\text{B}$ in the ratio $1:1$? $5:6$ $4:3$ $3 :4$ $6:5$

Two liquids $\text{A}$ and $\text{B}$ are in the ratio $4:1$ in container $1$ and in container $2,$ they are in the ratio $1:3.$ In what ratio should the contents of the ...

GO Classes

900 views

GO Classes asked Mar 26, 2023

0 votes

0 answers

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Best Open Video Playlist for Ratio Proportion Topic | Quantitative Aptitude
Please list out the best free available video playlist for Ratio Proportion from Quantitative Aptitude as an answer here (only one playlist per answer). We'll then select the best playlist and add to GO classroom video ... ones are more likely to be selected as best. For the full list of selected videos please see here

Please list out the best free available video playlist for Ratio Proportion from Quantitative Aptitude as an answer here (only one playlist per answer). We'll then select...

makhdoom ghaya

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makhdoom ghaya asked Aug 27, 2022

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