Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. 55 None of these 30 120 55 None of these 30 120 ANSWER DOWNLOAD EXAMIANS APP
Number System (800 / 64) * (1296 / 36) = ? 500 None of these 420 460 500 None of these 420 460 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450
Number System 4.78% of 1255 + 3.24% of 440=0.5% of ? 11849 12849 13849 14849 11849 12849 13849 14849 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.5 x ?/100 = 4.78 x 1255/100 + 3.24 x 440/100= 59.989 + 14.256∴ ? = 74.245 x 100/0.5 = 14849
Number System If A = 1, B = 3, C = 5 and so on, what do the numbers 3, 9, 7 stand for BED BAT CAR CAT BED BAT CAR CAT ANSWER EXPLANATION DOWNLOAD EXAMIANS APP BED
Number System The difference between a two-digit number and the number obtained after interchanging its two digits is 36. The sum of the two digits of the number is 12. Find the lowest such possible number. 47 50 48 49 47 50 48 49 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the digits be x and yTherefore, x + y = 12 .............(1)(10y + x) - (10x + y) Therefore, y - x = 4............. (2)Solving (1) and (2), y = 8 Therefore, x = 4There are two possible numbers 48 and 84. So the lowest no. is 48.
Number System 2/11 of 3/7 of 8/13 of 12012 = ? 321 241 449 576 321 241 449 576 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 2 x 3 x 8 x 12012/11 x 7 x 13 = 576
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