DSSSB PRT MATHS QUIZ 9

A sum of Rs 2,50,000 is deposited for 3 years compounded annually at 4%,5% and 6% for first year , second year  and third year respectively. What will be amount at the end of 3 years.

A discount series of $10 \%, 20 \%$ and $40 \%$ is equal to single discount of?

A shopkeeper has two articles - P and Q. The cost price of the article P is 32.5% more than the cost price of the article Q. The cost price of article P is increased by 30% and it is sold in Rs. 8268 at a profit of 25%. If article Q marked up 40% above the cost price, then what is the marked price of the article Q in rupees?

Two partners Vineet and Deepak start a business by investing Rs. 25,000 and Rs. 15,000 respectively. What will be the ratio of their profits at the end of the year?

The population of a town is 15,62,500. It increases 12 per cent per decade. What will the population be at the end of three decades?

Find the total surface area of a cone, if its slant height is 21m and diameter of its base is 24m.

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?

‘A’ is 40% less efficient than ‘B’ who can do the same work in 20% less time than ‘C’. If A and B together can complete 80% of the work in 36 days, then in how many days 60% of the work can be completed by B and C together?

The average of 21, 28 and $x$ is 54. What is the value of $\mathrm{x}$?

$A$, $B$ and $C$ play cricket. A's runs ratio are to B's runs and B's runs are to C's as $3: 2$. They get altogether 342 runs. How many runs did A make?