RRB GROUP D QUANT QUIZ

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Question 1:

A train traveling at $\frac{7}{11}$ of its normal speed reaches a place in 22 hours. How much time would have been saved if the train had continued at its normal speed?

Question 2:

A trader marks his goods at 20% above the cost price. He sells 60% of the goods at the marked price and the rest, he sells by allowing a 30% discount on the marked price. His profit or loss percentage is:

Question 3:

Two inlet pipes, A and B, can fill an empty cistern in 22 and 33 hours, respectively. They were opened at the same time, but pipe A had to be closed 3 hours before the cistern was full. How many hours in total did it take the two pipes to fill the cistern ?

Question 4:

LCM of two numbers and HCF is 4284 and 32 respectively. If one number is 672 , find the other number.

Question 5:

A person has left an amount of Rs. $1,20,000$ to be divided between his two sons aged 14 years and 12 years such that they get equal amounts when each attains 18 years of age. If the amount gets a simple interest of $5 \%$ per annum, the younger son's share at present is :

Question 6:

A sum of Rs.9600 amounts to Rs.10480 at 9.25% p.a. simple interest in certain time “T”. What is the simple interest on the sum of Rs.8400 at the same rate for the time “0.6T”?

Question 7:

Point of intersection of the lines $\frac{x}{a}+\frac{y}{b}=1$ $\frac{x}{b}+\frac{y}{a}=1$ lies on the line

Question 8:

After applying 2 successive discounts of $20 \%$ and $10 \%$ an article was sold for Rs. 954 . Find the marked price of the article.

Question 9:

The value of

$\frac{(975)^{2}-(484)^{2}}{491}$ is:

Question 10:

The population of a town is 15,000. If the number of males increases by 8% and the number of females by 10%, then the population will increase to 16,300. Accordingly, find the number of females in that city.

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