Recent questions tagged alligation-mixture

462
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1 answers
1 votes
The ratio of water and milk in a $30$-litre mixture is $7: 3$. Find the quantity of water to be added to the mixture in order to make the ratio $6: 1$.$30$32$35$33$
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1 answers
1 votes
To construct a wall, sand and cement are mixed in the ratio of $3: 1$. The cost of sand and that of cement are in the ratio of $1:2.$If the total cost of ... $ rupees, then what is the cost (in rupees) of cement used?$400$600$800$200$
257
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0 answers
2 votes
The strength of an indigo solution in percentage is equal to the amount of indigo in grams per $100 \; \text{cc}$ of water. Two $800 \; \text{cc}$ bottles ... then the volume, in cc, of the solution left in the second bottle is ______
263
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1 answers
1 votes
In a new budget, the price of petrol rose by $25\%$. By how much percent must a person reduce his consumption so that his expenditure on it does not increase?$10\%$15\%$20\%$25\%$
793
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3 answers
3 votes
$6 \mathrm{~kg}$ of $\mathrm{Rs}\; 8 / \mathrm{~kg}$ wheat is mixed with $3 \mathrm{~kg}$ ... $14 / \mathrm{~kg}$Rs $16 / \mathrm{~kg}$Rs $6 / \mathrm{~kg}$
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2 answers
6 votes
A tank has $100$ liters of water$.$ At the end of every hour, the following two operations are performed in sequence$:$ $i)$ water equal to $m\%$ of the current contents ... $ and $n$ is $:$m=n$m>n$m<n$None of the previous
571
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1 answers
1 votes
$5$ liters of wine are drawn from a case containing $50$ liters of wine. It is replaced by a water. The process is repeated in $3$ times. What is the final ... left in the case?$29.16$ liters$36.45$ liters$16.29$ liters$45.36$ liters
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1 answers
3 votes
Let $A$ and $B$ be two containers. Container $A$ contains $50$ litres of liquid $X$ and container $B$ contains $100$ litres of liquid $Y$. Liquids $X$ and $Y$ are soluble in ... BX}$V_{AY} = V_{BX}$V_{AY} + V_{BX}=30$V_{AY} + V_{BX}=20$
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4 answers
28 votes
A container originally contains $10$ litres of pure spirit. From this container, $1$ litre of spirit replaced with $1$ litre of water. Subsequently, $1$ litre of the ... in the container?$7.58$ litres$7.84$ litres$7$ litres$7.29$ litres
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