Q.1

The archery target has three concentric circular regions. The diameter of the regions are in the 1 : 2 : 3. What is the ratio of their areas?

Q.2

Factorise:

m - 1 - (m - 1)² + ax - a

Q.3

What is the value of x + y + w?

Q.4

Which number is divisible by 14?
57248, 124556, 89534, 484176

Q.5

Factorise:
x³ - x² - mx - m + x - 1

Q.6

What will come in place of question mark (?) in the following equation? (approx.)
4433.764 – 2211.993 – 1133.667 + 3377.442 = ?

Q.7

Factorise:

x(x² + y² −z²) − z(x² + y² −z²)

Q.8

A rectangular box 14 cm long, 10 cm wide and 5 cm high is to be made with cardboard. Find the area of cardboard to make that box.

Q.9

A man can row at 24 km/hr in still water. It takes him thrice as long to row up as to row down the river. Find the rate of stream.

Q.10

Simplify:

3/5th of 24% of 500 - 32 = ?