30 Day Basic Math Genius Quiz Challenge 19th Day Math Genius Quiz Contest Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. Time: 15 Minutes for 30 Question. 19th Day Basic Math Genius Quiz Contest 1. Solve for x: x/3 + 5 = 10 A. 10 B. 12 C. 13 D. 15 2. If a triangle has sides 6 cm, 8 cm, and 10 cm, what is its perimeter? A. 22 cm B. 24 cm C. 26 cm D. 28 cm 3. If a triangle has a base of 10 cm and height of 6 cm, what is its area? A. 28 cm² B. 30 cm² C. 32 cm² D. 35 cm² 4. What is the perimeter of a rectangle with length 8 cm and width 5 cm? A. 24 cm B. 25 cm C. 26 cm D. 30 cm 5. If a rectangle has a length of 15 cm and width of 4 cm, what is the perimeter? A. 34 cm B. 36 cm C. 38 cm D. 40 cm 6. A book costs INR 500. If there’s a 15% tax, what is the total price? A. INR 525 B. INR 540 C. INR 550 D. INR 575 7. If a TV costs INR 25,000 and there is a 20% discount, what is the sale price? A. INR 19,000 B. INR 20,000 C. INR 20,500 D. INR 21,000 8. If 7x = 140, what is x? A. 17 B. 18 C. 19 D. 20 9. Solve for x: 2x - 7 = 13 A. 8 B. 9 C. 10 D. 11 10. A laptop costs INR 50,000. With a 12% tax, what is the total price? A. INR 54,000 B. INR 55,000 C. INR 56,000 D. INR 56,500 11. Solve for x: 6x + 12 = 60 A. 6 B. 7 C. 8 D. 9 12. What is 40% of 250? A. 90 B. 100 C. 110 D. 120 13. If a circle has a radius of 7 cm, what is its circumference? (Use π = 22/7) A. 38 cm B. 42 cm C. 44 cm D. 46 cm 14. Solve for x: 3(x + 4) = 27 A. 5 B. 6 C. 7 D. 8 15. If 12 : x = 18 : 36, what is x? A. 8 B. 10 C. 12 D. 24 16. What is 4/5 of 300? A. 230 B. 240 C. 250 D. 260 17. If a bag contains 120 apples and 40% are red, how many apples are red? A. 36 B. 40 C. 48 D. 50 18. A shirt costs INR 800. After a 25% discount, what is the sale price? A. INR 500 B. INR 550 C. INR 600 D. INR 650 19. What is 2/3 of 450? A. 300 B. 305 C. 310 D. 320 20. What is 5/6 of 180? A. 140 B. 145 C. 150 D. 155 21. A box contains 180 marbles. 60% are blue. How many marbles are blue? A. 100 B. 108 C. 110 D. 120 22. What is 7/8 of 320? A. 270 B. 275 C. 280 D. 285 23. A TV costs INR 20,000. With a 10% discount, what’s the price? A. INR 17,000 B. INR 18,000 C. INR 18,500 D. INR 19,000 24. What is 3/4 of 360? A. 260 B. 270 C. 275 D. 280 25. Solve for x: 5x + 3 = 28 A. 4 B. 5 C. 6 D. 7 26. If 25% of x = 75, what is x? A. 280 B. 300 C. 320 D. 340 27. What is 3/5 of 250? A. 140 B. 150 C. 160 D. 170 28. Solve for x: 4x - 8 = 16 A. 4 B. 5 C. 6 D. 7 29. If a rectangle’s length is 12 cm and width is 9 cm, what is its area? A. 108 cm² B. 110 cm² C. 112 cm² D. 114 cm² 30. If the price of an item is INR 1500 and a 5% discount is applied, what is the sale price? A. INR 1425 B. INR 1430 C. INR 1440 D. INR 1450 Insert Full Name with other details for certificate and list on the rankers page/group. Full NameEmail Your score is 0% Go for 20th Day Quiz Vidyalite Team Website Give Your Rating and Review Helpful for your studies? Leave a review with 5-star rating! No ratings yet. Be the first to rate! Your Name (Required): Your Email (Required, not published): Your Rating: ★ ★ ★ ★ ★ Your Review: Submit Review Student Review Gagan chhonkar August 7, 2025, 1:55 pm its good Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30