Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 480 485 495 490 480 485 495 490 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
Number System 5358 * 51 = ? 273268 273348 273258 273358 273268 273348 273258 273358 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5358 * 51 = 5358 * (50 + 1) = 5358 * 50 + 5358 * 1= 267900 + 5358 = 273258
Number System √207.36 = ? 16.7 12.3 15.7 14.4 16.7 12.3 15.7 14.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √207.36 = √20736/√100 = 144/10 = 14.4
Number System 65 x 288 ÷ 52 = 1.8 x ? 190 210 200 180 190 210 200 180 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 65x288/52x1.8 = 200
Number System What should come in the place of ' ? ' in the following number series ? 2, 5, 9, 19, 37, ? 78 76 77 75 78 76 77 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2 x 2 + 1 = 5;5 x 2 - 1 = 99 x 2 + 1 = 19: 19 x 2 - 1 = 3737 x 2 + 1 = 75
Number System A number exceeds by 25 from its 3/8 part. Then the number is? 39 32 35 40 39 32 35 40 ANSWER DOWNLOAD EXAMIANS APP
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