Answer: Let, No. of tickets sold at Rs. 20 be ‘ x’ No. of tickets sold at Rs. 40 be ‘ y’ According to the first condition, x + y = 35 ——————————–A According to the second condition, 20x + 40y = 900 Dividing above equation by 20 on both sides x + 2y = […]
Answer: Let , now, equations become, 7m + 13n = 27 ——–A 13m + 7n = 33 ——– B adding A and B, 7m + 13n = 27 13m + 7n = 33 20m + 20n = 60 dividing above equation by 20 on both sides now, m + n = 3 —————C subtracting equation
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Answer: Let the ones place digit be z tens place digit be y hundredth place digit be x then , the original number = 100x + 10y + z Interchanged number = 100z+ 10y + x According to the 1st condition, 100x +10y + z =17(x + y +z) 100x +10y + z =17x +
Math’s Part 1 Chapter1: Relations and Functions Notes/Formulas Previous year Questions (asked in board) Answers of previous Year question (asked in board) Chapter 2: Inverse Trigonometric Functions Notes/Formulas Previous year Questions (asked in board) Answers of previous Year question (asked in board) Chapter 3: Matrices Notes/Formulas Previous year Questions (asked in board) Answers of previous
Class 12 CBSE/NCERT_ Mathematics Read More »
Science Part 1 Chapter 1: Gravitation Previous year Questions (asked in board exam) Answers of above questions Chapter 2:Periodic Classification of Element Previous year Questions (asked in board exam) Answers of above questions Chapter 3:Chemical reactions and equations Previous year Questions (asked in board exam) Answers of above questions Chapter 4:Effects of electric current Previous
Class 10 SSC _Science(Previous year Questions and answers) Read More »
Math’s Part 1 Chapter1:Linear Equations In Two Variable Previous year Questions (asked in board exam) (2014 – 2024) Answers of previous year questions(2014- 2024) Chapter 2: Quadratic Equations Previous year Questions (asked in board exam) Answers of above questions Chapter 3: Arithmetic Progression Previous year Questions (asked in board exam) Answers of above questions Chapter
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Pdf of Previous year questions and Answers _ Click Here Year- 2014 [Total marks =10 marks] Question 1 If 12x + 13y= 29 and 13x + 12y =, find x + y . [2 marks] Answer : Given equation is, 12x + 13y= 29————- A 13x + 12y=2 1 ——————B Adding A and B
Linear Equations in two variables Answer of previous year questions( 2014- 2024) Read More »
Pdf of below notes _Nervous System(Click Here) Nervous system Notes Coordination: Coordination refers to the process by which different parts of the body work together to carry out functions smoothly. And ensuring a well-coordinated response to internal and external stimuli. It enables the body to carry out complex activities smoothly, like walking, talking, and reacting
Trigonometry is a branch of mathematics that deals with the relationships between the angles and sides of triangles, particularly right-angled triangles. It has widespread applications in fields such as physics, engineering, computer graphics, and even music theory. In this post, we’ll explore some essential trigonometric formulas, their derivations, and applications. Basic Trigonometric Rules Pythagorean Identities
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