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Question 1:

The length of the altitudes of a triangle are $12 \mathrm{~cm}, 15 \mathrm{~cm}$ and $20 \mathrm{~cm}$ respectively. Find Inradius of the triangle.

Question 2:

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?

Question 3:

The vertices of a triangle PQR are respectively $(2,1),(5,2)$ and $(3,4)$. Then the circum centre of the triangle will be:

Question 4:

Find the circumference of a circle whose area is 1232 $\mathrm{m}^{2}$.

Question 5:

The average of first six numbers is 24 and the average of first five numbers is 20 . What is the value of the sixth number?

Question 6:

Salaries of $A, B$ and $C$ are in the ratio of $2:$ $3: 5$, respectively. If their salaries were increased by $15 \%, 10 \%$ and $20 \%$ respectively, what will be the new respective ratio of their salaries?

Question 7:

What value will come in place of the question mark (?) in the following question?

$5 \frac{1}{7}-\left\{3 \frac{3}{10} \div\left(2 \frac{4}{5}-\frac{7}{10}\right)\right\}=?$

Question 8:

The HCF of two numbers is 16 and their LCM is 160 . If one of the numbers is 32 , then the other number is.

Question 9:

If the number $x 486 y 51$ is divisible by 9 , then what is the value of $(x+y)^{2}$.

Question 10:

A supplier sells 24 chocolates at a marked price of 20 toffee to a retailer. The retailer in turn sells them at the marked price. what is the % profit or loss of the retailer.