Number System Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is: 4 10 6 5 4 10 6 5 ANSWER DOWNLOAD EXAMIANS APP
Number System 7.8 x 4.5 x 4.2/0.14 = ? 1053 1012 1032 1087 1053 1012 1032 1087 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 4.5 x 4.2/0.14 = 1053
Number System 4.78% of 1255 + 3.24% of 440=0.5% of ? 14849 12849 13849 11849 14849 12849 13849 11849 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 What should come in place of question mark (?)? 8 : 1 1 : : 72: 89 99 109 79 89 99 109 79 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let ? = xTherefore 8 : 11 : 72 : xTherefore x = (11 x 72) / 8 = 99
Number System 3251 + 587 + 369 - ? = 3007 1200 1250 1300 1375 1200 1250 1300 1375 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 4207 - x = 3007 Then, x = 4207 - 3007 = 1200
Number System The product of two consecutive odd numbers is 4623. What is the product of the next two consecutive odd numbers ? 5183 6782 7745 8795 5183 6782 7745 8795 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √4623 = 6767 x 69 = 4623∴ Required product = 71 x 73 = 5183
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