# Recent questions tagged numerical-ability

1
A container has 20 L of milk. 4 L of milk is replaced with an equal quantity of water. What was will be the final quantity of milk in the container if the process is repe...
2
In how many different ways can the letters of the word ‘MATHEMATICS’ be arranged so that the vowels always come together?$10080$$4989600$$120960$None of the options
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Irvin sold a book at a profit of $12\%$. If Irvin had sold it for $\text{₹}18$ more, then $18\%$ would have been gained. Find the cost price.$\text{₹}600$$\text{₹}3... 2 answers 4 If \log_{x}y=100 and \log_{2}x=10, then the value of y is :2^{10}$$2^{100}$$2^{1000}$$2^{10000}$
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A college cricket team with $11$ players consists of $4$ batsman, $3$ all-rounders, $3$ bowlers and $1$ wicket keeper. $3$ players are selected randomly. Find the probabi...
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Ali is thrice as good as workman as Birju and therefore is able to finish a job in $60$ days less than Birju. If both Ali and Birju, work together, they can do it in:$20$...
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Rishi got two halls in his house painted. It cost him $₹6,000$ and $₹6,100$ respectively to paint the $4$ walls of his $2$ square halls, of the same height. If the le...
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A boat takes $90$ minutes less to travel $36$ miles downstream than to travel the same distance upstream. If the speed of the boat in still water is $10$ mph, the speed o...
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The velocity of a boat ralative to water is $3i+4j$ and that of water relative to earth is $i-3j$, the velocity of the boat relative to the earth is:$3i+4j$$4i+j$$4j+i$$i... 1 answer 10 An hour after Aishwarya started from her college towards Ananya’s home, a distance of 53 km, Ananya started from her home on the same road towards Aishwarya’s colle... 1 answer 11 After the price of apples reduced, it enabled a person to purchase 3 apples for ₹1 instead of ₹1.25. What is the percentage reduction in price?20$$25$$30$$33.3... 1 answer 12 The equation$ax-(a+b)y=1$and$(a-b)x+ay=5$have a unique solution:for all values of$a$and$b$only when$a=b$only when$a^{2}:b^{2}=1:2$only when$a=0$and$b=0$1 answer 13 My father gifted me a digital watch that runs fast at the rate of$15$seconds per hour. If I have set the watch correctly at$10$a.m. on Tuesday, what will be the time ... 1 answer 14 Anand invested$₹8,000$as a fixed deposit scheme for$2$years at compound interest rate$5\%$p.a. How much amount will Anand get on maturity of the fixed deposit?$�...
If a fair coin is tossed $5$ times and comes up heads four times out of five. Then if the coin is tossed a sixth time under the same conditions, the probability of it tur...
The value of $[(10)^{150}\div (10)^{146}]$:$1000$$10000$$100000$$10^{6}$
$A$ can complete half work in $7$ days $B$ can do $\dfrac{1}{3}$ of work in $14$ days .while $C$ can complete the $20\%$ of the remaining work in $\dfrac{28}{5}$ days. In...
A plane left half an hour than the scheduled time and in order to reach its destination $1500 \hspace{0.1cm} km$ away in time, it had to increase its speed by $33.33\%$ o...