Smart Charts
18 solved questions from Class 4 Mathematics, each with the full working. Tap any question to see the step-by-step solution.
- 1 Solve the expression: 15 + 25 × 2. medium MCQ BODMAS Rule
- 2 Find the area of a rectangle with length 8 cm and breadth 5 cm. medium MCQ Area of Rectangle
- 3 What is the volume of a cube with edge 3 cm? medium MCQ Volume of Cube
- 4 Find the 10th term of AP: 2, 7, 12, ... medium MCQ Arithmetic Progression
- 5 Distance between points (0,0) and (6,8) is: medium MCQ Distance Formula
- 6 Find surface area of a sphere with radius 7 cm (π = 22/7). medium MCQ Surface Area of Sphere
- 7 If perimeter of a circle is equal to that of a square, find ratio of their areas. medium MCQ Areas Related to Circles
- 8 What is the nth term of an AP with first term a and common difference d? medium MCQ Arithmetic Progression
- 9 Coordinates of midpoint of line joining (x₁, y₁) and (x₂, y₂) is: medium MCQ Midpoint Formula
- 10 Find the value of (2⁰ + 3⁰) × 5⁰. medium MCQ Exponent Laws
- 11 What is the domain, range, or fundamental theorem introduced in 'Smart Charts' (Class 4 Mathematics)? medium MCQ Functions & Theorems
- 12 What is the derivative or integral formula associated with 'Smart Charts'? medium MCQ Calculus & Formulae
- 13 How do you find the solution set or optimum value in 'Smart Charts'? medium MCQ Problem Solving & Optimization
- 14 A bar chart shows the number of students in three classes: Class A has 8 students, Class B has 12 students, and Class C has 5 students. Which class has the least number of students? easy MCQ 1 mark Find minimum in a bar chart
- 15 A pictogram uses 1 square to represent 3 children. The pictogram shows 5 squares for Class A, 2 squares for Class B, and 7 squares for Class C. How many children are there in total across all three classes? medium MCQ 3 marks Count and multiply using pictogram
- 16 A pictogram uses 1 square to represent 3 chocolates. The pictogram shows 5 squares for Class A, 2 squares for Class B, and 4 squares for Class C. How many chocolates are there in total across all three classes? easy 2 marks Pictogram interpretation
- 17 A bar chart shows the number of students in four classes: Class A has 7 students, Class B has 10 students, Class C has 5 students, and Class D has 12 students. Which class has the most students, and what is the difference between the number of students in the class with the most and the class with the least? hard 4 marks Bar chart comparison
- 18 A line chart shows monthly sales of a shop for January through April: January ₹200, February ₹260, March ₹310, April ₹360. Which month had the highest increase in sales compared to the previous month? medium MCQ 3 marks Line chart interpretation