DELHI POLICE CONSTABLE QUANT QUIZ

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Question 1:

A salesman is hired at 8% Commission and additional 2% bonus on sale after Rs 15000. One day the Salesman returns Rs 18300 after cutting his profit. Find the sale of the day?

Question 2:

The length of the shadow of a vertical tower on level ground increases by $10 \mathrm{~m}$ when the altitude of the sun changes from $45^{\circ}$ to $30^{\circ}$. The height of the tower is:

Question 3:

Amit can do a certain work in 15 days. Sumit is $40 \%$ more efficient than Amit. In how many days will Amit and Sumit together complete the work?

Question 4:

What will be the least number which when doubled, will be exactly divisible by 4,6,9,12 and 14 ?

Question 5:

40 liters of a mixture contains $20 \%$ alcohol and the rest water. If 4 liters of water be mixed in it, the percentage of alcohol in the new mixture will be?

Question 6:

A polygon has  44 diagonals. Then the  number of sides of the polygon will be:

Question 7:

If $(10 x+3 y):(5 x+2 y)=9: 5$, then $(2 x+y):(x+2 y)=?$

Question 8:

Amit planned a long drive with his family from Delhi to manali. If he increased his speed by $6 \mathrm{~km} / \mathrm{hr}$ then it takes 4 hours less and if he decreased his speed by $6 \mathrm{~km} / \mathrm{hr}$ it takes 6 hours more. Find the total Distance from Delhi to manali (in km)?

Question 9:

If the present age of $P$ is 15 years and after 6 years the age of $Q$ will be 26 years, then what is the ratio of their present ages?

Question 10:

Area of a given circle is $2464 \mathrm{~m}^{2}$. Perimeter of a rectangle is same as perimeter of circle. Find the diagonal (in $\mathrm{m}$ ) of the rectangle if length of rectangle is $20 \%$ more than the breadth of the rectangle.