← Back to Quizzes Hints: 2/2 Number Set – 2 Medium Start Your name (optional): Share Certificate Browse Quizzes Play Again [{"type":"single","prompt":"48 \u00f7 4 \u00d7 3 = ?","options":["24","32","36","40"],"answer":[2],"explanation":"Do division first \u2192 48 \u00f7 4 = 12, then 12 \u00d7 3 = 36.","hint":"Follow BODMAS \u2013 divide before multiply."},{"type":"single","prompt":"Find the missing number: 5, 9, 17, 33, 65, ?","options":["97","101","129","135"],"answer":[2],"explanation":"Differences: +4, +8, +16, +32 (doubling), next +64 \u2192 65+64 = 129.","hint":"Look at how the gaps between numbers grow."},{"type":"single","prompt":"40% of 250 + 15% of 200 = ?","options":["110","120","130","140"],"answer":[2],"explanation":"40% of 250 = 0.4\u00d7250 = 100; 15% of 200 = 0.15\u00d7200 = 30; total = 130.","hint":"Break each percentage and then add."},{"type":"single","prompt":"If A : B = 3 : 5 and B : C = 4 : 7, then A : C = ?","options":["9 : 14","12 : 35","15 : 28","21 : 40"],"answer":[1],"explanation":"Make B equal: 3:5 and 4:7 \u2192 B=20 in both (5\u00d74, 4\u00d75). So A=3\u00d74=12, C=7\u00d75=35 \u2192 12:35.","hint":"Convert both ratios so the middle term (B) is same."},{"type":"single","prompt":"A shirt is marked at \u20b91600. Shopkeeper gives 20% discount. What is the selling price?","options":["\u20b91200","\u20b91260","\u20b91280","\u20b91320"],"answer":[2],"explanation":"Discount = 20% of 1600 = 0.2\u00d71600 = 320; selling price = 1600 \u2212 320 = 1280.","hint":"First find the discount amount, then subtract."},{"type":"single","prompt":"The average of 18, 22, 25, 35 and x is 26. What is x?","options":["28","30","32","34"],"answer":[1],"explanation":"Total = 26\u00d75 = 130. Sum of known = 18+22+25+35 = 100. So x = 130 \u2212 100 = 30.","hint":"Average \u00d7 number of terms = total sum."},{"type":"single","prompt":"A number when multiplied by 6 and then increased by 8 gives 56. What is the number?","options":["6","7","8","9"],"answer":[2],"explanation":"6x + 8 = 56 \u2192 6x = 48 \u2192 x = 48 \u00f7 6 = 8.","hint":"Form an equation and solve step by step."},{"type":"single","prompt":"The LCM of 6, 8 and 12 is:","options":["12","18","24","36"],"answer":[2],"explanation":"6 = 2\u00d73, 8 = 2\u00b3, 12 = 2\u00b2\u00d73 \u2192 LCM = 2\u00b3\u00d73 = 8\u00d73 = 24.","hint":"Take highest power of each prime factor."},{"type":"single","prompt":"A car travels 150 km at a speed of 50 km\/h. How long does it take?","options":["2 hours","2.5 hours","3 hours","3.5 hours"],"answer":[2],"explanation":"Time = Distance \u00f7 Speed = 150 \u00f7 50 = 3 hours.","hint":"Use T = D \u00f7 S."},{"type":"single","prompt":"Find the next number: 2, 5, 11, 23, 47, ?","options":["93","95","97","99"],"answer":[1],"explanation":"Pattern is \u00d72 + 1 \u2192 2\u00d72+1=5, 5\u00d72+1=11, 11\u00d72+1=23, 23\u00d72+1=47, next = 47\u00d72+1=95.","hint":"Try doubling each term and adding a small number."}]
