BANK & INSURANCE (APPROXIMATION PART 3)Total Questions: 5031. ?² + 34.68% of 1495.89 + 279 = 3420.679(a) 42(b) 52(c) 32(d) 62Correct Answer: (b) 52Solution:34.68% of 1495.89 ≈ 0.3468 × 1496 ≈ 519?² = 3420.679 − 279 − 519 ≈ 2623? ≈ √2623 ≈ 5232. ? + 529.769 ÷ 5.3 × 94.30 = 9828.543(a) 300(b) 200(c) 429(d) 500Correct Answer: (c) 429Solution:Let's simplify: 529.769 ÷ 5.3 ≈ 530 ÷ 5.3 ≈ 100 100 × 94.30 ≈ 100 × 94 = 9400So, ? + 9400 ≈ 9828.543 => ? ≈ 9828.543 - 9400 => ? ≈ 428.543Rounding off: ? ≈ 42933. 177.5% of 2480 + 62.989 × 19.995 − 62.002 = ?(a) 5100(b) 5200(c) 5700(d) 5600Correct Answer: (d) 5600Solution:177.5% of 2480 = 1.775 × 2480 ≈ 440262.989 × 19.995 ≈ 63 × 20 = 1260So value ≈ 4402 + 1260 − 62 ≈ 5600Nearest option = 560034. (7/16) × 8022.66 + (11/200) × 68224.4 = ?(a) 7160(b) 7260(c) 7360(d) 6930Correct Answer: (b) 7260Solution:(7/16) × 8022.66 ≈ 0.4375 × 8023 ≈ 3509(11/200) × 68224.4 = 0.055 × 68224 ≈ 3752Total ≈ 3509 + 3752 ≈ 7261 ≈ 726035. 32.9 + 33.1 − 9.99% of 200.02 = ?(a) 42(b) 47(c) 46(d) 49Correct Answer: (c) 46Solution:32.9 + 33.1 = 669.99% of 200.02 ≈ 2066 − 20 ≈ 4636. 2549.1 + 2556.04 − 1841.2 − 1984.3 = ?(a) 1280(b) 1220(c) 1270(d) 1290Correct Answer: (a) 1280Solution:2549.1 + 2556.04 ≈ 5105.141841.2 + 1984.3 ≈ 3825.5Difference ≈ 5105.14 − 3825.5 ≈ 128037. 1089.89 × 9.87 − 135.018 × 44.951 = ?(a) 5000(b) 4100(c) 4350(d) 4700Correct Answer: (d) 4700Solution:1089.89 × 9.87 ≈ 1090 × 10 = 10900135.018 × 44.951 ≈ 135 × 45 = 6075Difference ≈ 10900 − 6075 ≈ 4825 (close) but more accurate gives ≈ 4688Nearest option = 470038. 61.98 ÷ 31.03% of 200 + ? = 8.023(a) 7(b) 4(c) 11(d) 10Correct Answer: (a) 7Solution:31.03% of 200 ≈ 62.0661.98 ÷ 62.06 ≈ 1? ≈ 8.023 − 1 ≈ 739. 1728.011 ÷ 11.99³ + 10.96³ = ?(a) 1230(b) 1332(c) 1475(d) 1192Correct Answer: (b) 1332Solution:11.99³ ≈ 12³ = 1728, so 1728.011 ÷ 11.99³ ≈ 110.96³ ≈ 11³ = 1331 (a little less)Total ≈ 1 + 1331 ≈ 133240. 100.99 × 20.09 − 19.94 × 99.97 + 55.02 = ?(a) 175(b) 195(c) 85(d) 37Correct Answer: (c) 85Solution:100.99 × 20.09 ≈ 101 × 20 = 202019.94 × 99.97 ≈ 20 × 100 = 20002020 − 2000 + 55 ≈ 75Using closer values gives ≈ 85 (nearest option)Submit Quiz« Previous12345Next »