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π PODAR INTERNATIONAL SCHOOL, VADODARA π
Mathematics Annual Evaluation – Paper 4 (Standard 4)
Time Allowed: 2 Hours | Maximum Marks: 50
Name: ____________________________________________
Roll No: _________________
Date: _________________
Section A: Multiple Choice Questions 10 Marks
- Q1. Which of the following numbers is a Prime Number?
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Q2. What is the decimal value for the fraction 310?
Section B: Measurement & Decimals 15 Marks
- Q3. Convert the money value into decimals: 15 Rupees 50 Paise = βΉ
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Q4. Solve the fractional sum:
27+47= -
Q5. Find the area of a square playground whose each side measures 9 meters.
Area = sq. meters
Section C: Geometry & Time 12 Marks
- Q6. If a circle’s radius is 4 cm, its diameter will be cm.
- Q7. A standard leap year contains exactly days.
Section D: Word Problems 13 Marks
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Q8. A factory produces 125 toys in a single day. How many total toys will it produce in 5 days?
Solution:
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Q9. A water tank can hold 750 litres of water. If 280 litres are used up in the morning, how much water is left in the tank?
Solution:
π ANSWER KEY & SOLUTIONS (STD 4 – PAPER 4) π
Complete Step-by-Step Solutions
Q1 Solution: Prime numbers have only two factors: 1 and the number itself. 7 cannot be divided by any other number except 1 and 7.
Correct Answer: B) 7
Q2 Solution: When dividing by 10, move the decimal point 1 place to the left: 3 / 10 = 0.3.
Correct Answer: C) 0.3
Q3 Solution: Convert paise to rupees by writing it after the decimal point: 15 Rupees 50 Paise = βΉ15.50.
Correct Answer: 15.50
Q4 Solution: For like fractions, keep the denominator the same and add the numerators: (2 + 4) / 7 = 6/7.
Correct Answer: 6/7
Q5 Solution: Area of a Square = side Γ side. Therefore, 9 m Γ 9 m = 81 sq. meters.
Correct Answer: 81
Q6 Solution: Diameter of any circle is double its radius value: Diameter = 2 Γ Radius = 2 Γ 4 cm = 8 cm.
Correct Answer: 8
Q7 Solution: A normal regular year has 365 days, but a leap year adds one extra day in February, making it 366 days.
Correct Answer: 366
Q8 Solution: Toys per day = 125. Toys in 5 days = 125 Γ 5 = 625.
Correct Answer: It will produce 625 toys in total.
Q9 Solution: Total capacity = 750 litres. Water used = 280 litres. Water left = 750 – 280 = 470 litres.
Correct Answer: 470 litres of water is left.