An article with price tag of 1400 is sold at 20% discount. Due to festival season, the shopkeeper provides an additional discount of 50% on the discounted price. Find the selling price of the article.
The chart shows the production of different fruits in a farm. If the production of guavas was 15500 kg, find the combined production of watermelons and peaches.
A wire frame is in rectangular shape which is 14 cm long and 13 cm broad. If the wire is reshaped in the semi-circular shape as shown below, find the diameter of the semi-circle. (assume π = 22/7)