Number System The number of prime factors of (6)10×(7)17×(55)27 101 91 41 61 101 91 41 61 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 91
Number System 4500 * ? = 3375 3/5 1/4 2/5 3/4 3/5 1/4 2/5 3/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4500 * x = 3375= x = 3375/4500 = 3/4
Number System Pick the wrong number from the given number series. 3,4,10,33,135,685,4116 135 33 685 10 135 33 685 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The correct number is 136.3 x 1 + 1 = 44 x 2 + 2 = 1010 x 3 + 3 = 3333 x 4 + 4 = 136136 x 5 + 5 = 685685 x 6 + 6 = 4116
Number System The sum of a number and its reciprocal is one-eighth of 34. What is the product of the number and its square root? None of these 8 32 27 None of these 8 32 27 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,x + 1/x = 34/8 8x2 - 34x + 8 = 0 4x2 - 17x + 4 = 0 (4x - 1)(x - 4) = 0 x = 4required number = 4 * √4 = 4 * 2 = 8.
Number System 3251 + 587 + 369 - ? = 3007 1200 1300 1250 1375 1200 1300 1250 1375 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 4207 - x = 3007 Then, x = 4207 - 3007 = 1200
Number System If 5/7 of a number is 145, what is 180% of that number ? 345.4 365.4 355.4 375.4 345.4 365.4 355.4 375.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 5/7 = 145∴ x = 145 x 7/5 = 203Now, 203 x 180/100 = 365.4
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