17th Day Math Genius Quiz Contest

Time: 15 Minutes for 30 Question.

17th Day Basic Math Genius Quiz Contest

1. What is 55% of 360?

A. 190

B. 195

C. 198

D. 200

2. If 24x = 288, what is x?

A. 10

B. 11

C. 12

D. 13

3. What is 20% of 550?

A. 105

B. 110

C. 115

D. 120

4. If 25% of x = 80, what is x?

A. 280

B. 300

C. 320

D. 340

5. If 16 : 8 = x : 32, what is x?

A. 64

B. 66

C. 68

D. 70

6. If 80% of x = 240, what is x?

A. 280

B. 300

C. 320

D. 340

7. What is 30% of 1200?

A. 320

B. 340

C. 360

D. 380

8. If x - 12 = 56, what is x?

A. 66

B. 67

C. 68

D. 69

9. If 30x = 300, what is x?

A. 8

B. 9

C. 10

D. 11

10. If 70% of x = 140, what is x?

A. 180

B. 200

C. 210

D. 220

11. What is 11% of 900?

A. 90

B. 91

C. 92

D. 99

12. What is 50% of 480?

A. 220

B. 230

C. 240

D. 250

13. What is 65% of 800?

A. 510

B. 520

C. 525

D. 530

14. What is 22% of 450?

A. 95

B. 96

C. 97

D. 99

15. If x - 15 = 35, what is x?

D. 52

A. 49

B. 50

C. 51

16. What is 47% of 200?

A. 90

B. 91

C. 92

D. 94

17. If 15x = 90, what is x?

A. 5

B. 6

C. 7

D. 8

18. If 10 : 2 = x : 20, what is x?

A. 60

B. 70

C. 80

D. 100

19. If 16x = 256, what is x?

A. 14

B. 15

C. 16

D. 17

20. If x + 24 = 84, what is x?

A. 59

B. 60

C. 61

D. 62

21. If 18 : x = 6 : 12, what is x?

A. 24

B. 25

C. 26

D. 36

22. If 9x = 72, what is x?

A. 7

B. 8

C. 9

D. 10

23. If x - 24 = 76, what is x?

A. 99

B. 100

C. 101

D. 102

24. What is 15% of 200?

A. 28

B. 29

C. 30

D. 31

25. What is 38% of 700?

A. 266

B. 270

C. 275

D. 280

26. If 15 : x = 12 : 60, what is x?

A. 75

B. 80

C. 85

D. 90

27. If 14 : x = 28 : 56, what is x?

A. 20

B. 21

C. 22

D. 28

28. If x + 30 = 70, what is x?

A. 38

B. 39

C. 40

D. 41

29. If 12x = 144, what is x?

A. 10

B. 11

C. 12

D. 13

30. If x + 40 = 110, what is x?

A. 60

B. 70

C. 80

D. 90

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Student Review

Gagan chhonkar

August 7, 2025, 1:55 pm

its good

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17th Day Math Genius Quiz Contest

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