The number of females working in the Production department forms approximately what per cent of the total number of females in the organization?

- The perimeter of a rectangle is 50% more than perimeter of a square of side 25 cm. If the length of rectangle is 100% more than side of square then find the difference between the area of square and the area of rectangle.
- A boy is supposed to distribute Rs.2400 among his three friends P, Q and R in the ratio of 4:3:5 respectively, but mistakenly he distributed in the ratio of 5:3:2 respectively. Find the difference between amount received by P mistakenly and the amount that P should have actually received.
- The sum of the monthly incomes of ‘A’, ‘B’ and ‘C’ is Rs. 50000 which is 4 times the monthly income of ‘C’. If ‘A’ spends 55% of his income while ‘B’ spends 80% of his income and the sum of their savings is Rs. 15000, then find the savings of ‘A’.
- The angle of elevation of the top of an unfinished tower at a point distant 78 m from its base is 30°. How much higher must the tower be raised (in m) so that the angle of elevation of the top of the finished tower at the same point will be 60°?
- Perimeter of a square and circumference of a circle are in the ratio 13:11, respectively. If area of the square is 169 cm
^{2}, then find the radius of the circle. (Take π = 22/7) - If the base and height of a triangle are in the ratio of 2:5 and area is 125 cm
^{2}. Find its base and height. - <p><p>The number of students in a school is 4217. If the ratio between boys to girls is (x+5) : (x+8), then find the value of x.</p></p>
- The length of sides of a square is twice the radius of a circle and perimeter of a rectangle is half the perimeter of the square. If the sum of length and breadth of rectangle is 24 cm, then find the area of the circle (in cm
^{2}). [Take π = 2] - The sum of the radius and height of a cylinder is 42m. The total surface area of the cylinder is 5544 m². What is the volume of the cylinder?
- Sides of a parallelogram are in the ratio 5:4. Its area is 1200 sq. units. Altitude on the greater side is 24 units. Altitude on the smaller side is:

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