Number System 3√68921 = ? 41 21 31 51 41 21 31 51 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 3√68921= 3√41 x 41 x 41= 41
Number System The number of prime factors of (6)10×(7)17×(55)27 61 41 91 101 61 41 91 101 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 91
Number System When 102 is reduced from a number, the number gets reduced by 88%. What is that number ? 550 850 750 650 550 850 750 650 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 850
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6893 6093 6993 693 6893 6093 6993 693 ANSWER DOWNLOAD EXAMIANS APP
Number System If the difference between a number and two-fifths of that number is 45 what is the number ? 78 76 75 77 78 76 75 77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x ∴ x - 2x/5 = 45∴ x = 75
Number System Sum of square of first number and cube of second number together is 568. Also square of the second number is 15 less than square of 8. What is the value of three-fifth of the first number ? 8 7 6 9 8 7 6 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the first number be x and the second number be y.∴ y² = 82 - 15 = 64 - 15 = 49∴ y = 7∴ x² + 73 = 568= x² + 343 = 568= x² + 568 - 343 = 225∴ x = √225 = 15∴ 15 x 3/5 = 9
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