Number System 7.98 x 3.75 + 1.28 x 15.5 = ? 46.765 49.765 47.765 48.765 46.765 49.765 47.765 48.765 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 29.925 + 19.84 = 49.765
Number System A number when multiplied by five times of itself give the value equal to 1445. What is the number ? 15 17 16 18 15 17 16 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x x 5x = 1445= 5x² = 1445= x² = 289∴ x = 17
Number System In how many different ways can the letters of the word 'LEASE' be arranged ? None of these 40 80 60 None of these 40 80 60 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The world LEASE consists of 5 letters in which E comes twice ∴ 51/21 = 5x4x3x2x1/2x1 = 60
Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 43900 33900 53900 23900 43900 33900 53900 23900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System What will be the next number in the following number series ? 191 182 162 177 191 182 162 177 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1² + 1, 3² + 3, 5² + 5, 7² + 7
Number System The sum of the two digits of a two-digit number is 15 and the difference between the two digits of the two digit number is 3. What is the product of the two digits of the two digit number ? None of these 14 36 54 None of these 14 36 54 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10 x + yWhere x > yAccording to the question,x + y = 15 and x - y = 3Solving both the equations,x = 9, y = 6∴ x x y = 9 x 6 = 54
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