Q) A fraction becomes when 2 is subtracted from the numerator and it becomes when 1 is subtracted from the denominator- Find the fraction. Ans: Step 1: Let’s consider the fraction be Step 2: By 1st condition 1: “When 2 is subtracted from the numerator, the fraction becomes “ ∴ ∴ 3 (x – 2) […]
pair of linear equations
Q) Solve the following system of equations graphically: x – y + 2 = 0 and 4 x – y – 4 = 0. Calculate the area of the triangle formed by the lines so drawn and x – axis. (Q 34 – 30/1/3 – CBSE 2026 Question Paper) Part 1: Solving the linear equations: Step
Solve the following system of equations graphically: 2x + y = 6 Read More »
Q) At present, Asha’s age (in years) is 2 more than the square of her daughter Nisha’s age. When Nisha grows to her mother’s present age, Asha’s age would be one year less than 10 times the present age of Nisha. Find the sum of their present ages. Ans: METHOD 1 (ONE VARIABLE) Let’s consider
Q) Solve the following system of equations graphically: 2x + y = 6 and 2 x – y – 2 = 0. Find the area of the triangle so formed by two lines and x axis Q31 B – Sample Question Paper – Maths Standard – CBSE 2026 Ans: Part 1: Solving the linear equations: Step 1:
Solve the following system of equations graphically: 2x + y = 6 Read More »
Q) Five years hence, fathers age will be three times the age of son. Five years ago, father was seven times as old as his son. Find their present ages. Q31 C – Sample Question Paper – Set 1 – Maths Standard – CBSE 2026 Ans: Let’s consider the father’s age is X and son’s
Q) The monthly income of Aryan and Babban are in the ratio 3:4 and their monthly expenditures are in ratio 5:7. If each saves ₹ 15,000 per month, find their monthly incomes. Q31 A – Sample Question Paper – Set 1 – Maths Standard – CBSE 2026 Ans: Let the income of Aryan and Babban
Q) A 2-digit number is seven times the sum of its digits and two (2) more than 5 times the product of its digits. Find the number. PYQ: 32 (a) – CBSE 2025 – Code 30 – Series 5 – Set 1 Ans: Step 1: Let’s consider the 2-digits of the number are a and
Q) Solve for x and y : √2 x + √3 y = 5 and √3 x – √8 y = -√6 PYQ: Q 21 (b) – CBSE 2025 – Code 30 – Series 5 – Set 1 Ans: To solve for x and y, we need to solve the given system of equations: √2
Solve for x and y : √2 x + √3 y = 5 and √3 x – √8 y = -√6 Read More »
Q) The cost of 2 kg apples and 1 kg of grapes on a day was found to be ₹320. The cost of 4 kg apples and 2 kg grapes was found to be ₹600. If the cost of 1 kg of apples is x and 1 kg of grapes is y, represent the given
      Q) The perimeter of a rectangular park is 120 m, and its length is 10 m more than its width. Find the dimensions of the park. Ans: Step 1: Let the width of the park be X meters. Since the length is 10 meters more than the width: Length =