Shapes, Fractions and Everyday Math

1. What is 2/5 as a decimal?

• A. 0.2
• B. 0.4 ✓
• C. 0.5
• D. 0.6

💡 Two fifths equals 0.4 as a decimal.

2. What is 1/4 as a decimal?

• A. 0.2
• B. 0.25 ✓
• C. 0.4
• D. 0.5

💡 One quarter equals 0.25 as a decimal.

3. How many sides does a triangle have?

• A. 2
• B. 3 ✓
• C. 4
• D. 5

💡 A triangle is a polygon with exactly three sides.

4. How many sides does a hexagon have?

• A. 5
• B. 6 ✓
• C. 7
• D. 8

💡 A hexagon is a six-sided polygon.

5. How many minutes are in half an hour?

• A. 15
• B. 20
• C. 25
• D. 30 ✓

💡 Half an hour equals 30 minutes.

6. How many degrees are in a straight line?

• A. 90
• B. 180 ✓
• C. 270
• D. 360

💡 A straight line forms an angle of 180 degrees.

7. What is 10% of 50?

• A. 2
• B. 5 ✓
• C. 10
• D. 15

💡 10% of 50 equals 5.

8. How many degrees are in a full circle?

• A. 180
• B. 270
• C. 360 ✓
• D. 450

💡 A full circle measures 360 degrees.

9. What is 3/4 - 1/4?

• A. 1/2 ✓
• B. 1/4
• C. 1
• D. 3/4

💡 Subtracting 1/4 from 3/4 leaves 2/4, which simplifies to 1/2.

10. What is 50% of 100?

• A. 25
• B. 40
• C. 50 ✓
• D. 75

💡 50% of 100 is 50.

11. What is 1/3 + 1/3?

• A. 1/3
• B. 2/3 ✓
• C. 1
• D. 3/3

💡 Adding 1/3 and 1/3 gives 2/3.

12. How many sides does a square have?

• A. 3
• B. 4 ✓
• C. 5
• D. 6

💡 A square has four equal sides.

13. What is 1/2 + 1/2?

• A. 1 ✓
• B. 1.5
• C. 2
• D. 0.5

💡 Adding 1/2 and 1/2 gives a whole, which equals 1.

14. How many sides does a pentagon have?

• A. 4
• B. 5 ✓
• C. 6
• D. 7

💡 A pentagon is a five-sided polygon.

15. How many degrees are in a right angle?

• A. 45
• B. 90 ✓
• C. 180
• D. 360

💡 A right angle measures exactly 90 degrees.