Q 3:- A store has been selling calculators at Rs 350 each. A market survey indicates that a reduction in price (p) of calculator increases the number of units (x) sold. The relation between the price and quantity sold is given by the demand function . … Read more
Q 2: Rohit Jaspreet and Alia appeared for an interview for three vacancies in the same post. The probability of Rohit’s selection is 1/5, Jaspreet’s selection is 1/3 and Alia’s selection is 1/4. The event of selection is independent of each other. [CBSE 2024] Based on the above … Read more
Case study: Read the following passage and answer the questionS given below: The relation between the height of the plant(‘y’ in cm) with respect to its exposure to the sunlight is governed by the following equation , where ‘x’ is the number of days exposed to the sunlight, for x ≤ 3. (i) Find the … Read more
Class 10 Chapter 11(Area related to circle) The south central zone of Indian Railways has commissioned the longest electrified railway tunnel in the country. According to local media reports, the construction of the 6.6 km long tunnel took 43 months to complete. The electrified railway tunnel is situated between Chelopalli and Rapuru station as a … Read more
Chapter 11: Area Related to Circle We all love to eat pizzas, especially kids. And a variety of pizzas are available in India which have been modified according to Indian taste and menu. From the Greeks to the Egyptians, from the persians to the Indians, there have been incarnations of pizza served throughout history. Flatebreads, … Read more
Class 10 Case study Chapter 8 introduction to Trigonometry Case Study:1 An electrician wanted to repair a street lamp at a height of 15 feet. He places his ladder such that its foot is 8 feet from the foot of the lamp post as shown in the figure below: (A) Find the value of ‘cos … Read more
Class 10 Case study of Chapter 7 coordinate geometry Case study:1 To conduct Annual day activities, in a rectangular shaped school ground PQRS, lines have been drawn with chalk powder at a distance of 1 m each. 10 banners have been placed at a distance of 10 … Read more
Class 10 Case based problem of Chapter 6 Triangles 1 Class 10 Case based problem of Chapter 6 Triangles 2 Case study:1 While browsing through the catalogue of wooden shelves. Ravi came across this beautiful triangular shaped shelf. A shelf DE parallel to the base BC could be used for displaying small plants and showpieces … Read more
Chapter 6 : Triangles Class 10 Case based problem of Chapter 6 Triangles 1 Case Stuydy :1 Peter, who is 1.6 m tall, is standing near a lamp post one day. He observes his shadow and also the shadow of the lamp post on the ground. He wanted to compare the length of his shadow … Read more
Chapter 5:Arithmetic Progressions Class 10 Case based problem of Chapter 5 A.P. 1 Class 10 Case based problem of Chapter 5 A.P. 2 Case Based :4 Sumit’s father had to undergo knee surgery as he was suffering from lot of pain and unable to walk properly. The physiotheropist asked him … Read more