8734.An article is purchased for Rs. 450 and sold for Rs. 495. Find the gain percent.
8735.Find the missing numbers in the following number series: 3, 3, 5, 5, 7, 7, ……..?
8736.A man bought some toys at Rs. 60 and sold them at Rs.50. Find his loss percent?
8737.A fair-price shopkeeper takes 10% profit on his goods. He lost 20% goods during the theft. What is his loss percent?
8738.The sum of length, breadth, and height of a room is 19 m. The length of the diagonal is 11 m. The cost of painting the total surface area of the room at the rate of Rs. 10 per m^2 is:
8739.The surface area of a (10cm×4cm×3cm) brick is
8740.A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?