IMOClass 4 › Full Syllabus Test

Full Syllabus Mock Test

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Q1 Logical Reasoning
A right angle is to 90° as a straight angle is to ___ ?
A straight angle measures 180°.
Q2 Logical Reasoning
Continue: 100, 90, 80, ___ ?
The rule is −10, so 80 − 10 = 70.
Q3 Achievers Section
What is the smallest number that is divisible by both 3 and 4?
The LCM of 3 and 4 is 12.
Q4 Logical Reasoning
If 1 unit on a graph stands for 10, then 5 units stand for ___ ?
5 × 10 = 50.
Q5 Logical Reasoning
Which is the largest number?
90,000 is greater than all the others.
Q6 Everyday Mathematics
Favourite sports: cricket 20, football 15, hockey 5. Which is the most popular?
Cricket has the highest count (20).
Q7 Achievers Section
Which number between 20 and 30 is a prime number?
23 has only the factors 1 and 23, so it is prime.
Q8 Mathematical Reasoning
The longest chord of a circle is the ___ ?
The diameter is the longest chord.
Q9 Everyday Mathematics
¾ of the 20 students in a class passed a test. How many passed?
20 ÷ 4 = 5, and 5 × 3 = 15 students.
Q10 Mathematical Reasoning
What is the LCM of 2 and 5?
The smallest common multiple of 2 and 5 is 10.
Q11 Everyday Mathematics
A bag is bought for ₹200 and sold for ₹180. What is the loss?
Loss = 200 − 180 = ₹20.
Q12 Mathematical Reasoning
Which of these is a composite number?
9 has factors 1, 3 and 9, so it is composite.
Q13 Logical Reasoning
Which fraction is the largest?
¾ is the largest of these fractions.
Q14 Mathematical Reasoning
A right angle measures ___ degrees.
A right angle is exactly 90°.
Q15 Logical Reasoning
Which job needs the perimeter, not the area?
Fencing goes around the edge, which is the perimeter.
Q16 Mathematical Reasoning
What is the perimeter of a square of side 9 cm?
4 × 9 = 36 cm.
Q17 Mathematical Reasoning
On a bar graph with scale 10, a bar reaches 4 units. What value is that?
4 × 10 = 40.
Q18 Mathematical Reasoning
What is ⅖ + ⅗?
2/5 + 3/5 = 5/5 = 1 whole.
Q19 Logical Reasoning
Which is longer, 1 km or 999 m?
1 km = 1000 m, which is more than 999 m.
Q20 Logical Reasoning
Continue the pattern of perimeters: side 1 → 4, side 2 → 8, side 3 → 12, side 4 → ___ ?
Perimeter of a square = 4 × side, so side 4 → 16.
Q21 Everyday Mathematics
Riya saves ₹5 on day 1, ₹10 on day 2, ₹15 on day 3. How much on day 5?
The rule is +₹5: day 4 = ₹20, day 5 = ₹25.
Q22 Mathematical Reasoning
Which is the greatest decimal?
0.44 = 0.440 is greater than 0.404, 0.4 and 0.04.
Q23 Everyday Mathematics
Two ribbons of 12 m and 18 m are cut into equal pieces of the greatest possible length. What is that length?
The greatest length is the HCF of 12 and 18, which is 6 m.
Q24 Everyday Mathematics
A factory makes 1,250 toys each day. How many toys in 4 days?
1,250 × 4 = 5,000 toys.
Q25 Everyday Mathematics
A man earns ₹45,000 a month and spends ₹32,500. How much does he save?
45,000 − 32,500 = ₹12,500.
Q26 Everyday Mathematics
A tank holds 10 L. 6 L 500 mL is used. How much is left?
10 L − 6 L 500 mL = 3 L 500 mL.
Q27 Everyday Mathematics
If a pie chart shows half the circle for cricket, that means ___ ?
Half the circle means half the people chose cricket.
Q28 Everyday Mathematics
2 L 500 mL − 1 L = ?
2 L 500 mL − 1 L = 1 L 500 mL.
Q29 Achievers Section
1 kg of sugar is shared equally into 4 packets. How much is in each packet?
1000 g ÷ 4 = 250 g.
Q30 Logical Reasoning
Which lines never meet?
Parallel lines never meet.
Q31 Achievers Section
What is 5.0 − 2.35?
5.00 − 2.35 = 2.65.
Q32 Mathematical Reasoning
14:00 in 12-hour time is ___ ?
14 − 12 = 2, so 2 p.m.
Q33 Mathematical Reasoning
In a 3×3 magic square using 1 to 9, every line adds up to ___ ?
The magic sum is 15.
Q34 Achievers Section
A shopkeeper buys 12 pens at ₹8 each and sells each for ₹10. What is the total profit?
Profit per pen = 10 − 8 = ₹2, so 12 × 2 = ₹24.
Q35 Logical Reasoning
In 3,45,678, which digit is in the Lakhs place?
The leftmost digit 3 is in the Lakhs place.
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