Number System (800 / 64) * (1296 / 36) = ? None of these 460 500 420 None of these 460 500 420 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450
Number System Which choice provides the answer : If 2 + 3 = 10, 6 + 5 = 66, 7 + 2 = 63, 9 + 7 = 144 then, 8 + 4 = ? 102 88 96 114 102 88 96 114 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 96
Number System Three numbers are in ratio of 3: 4 :5. If the sum of first & third numbers is more than second number by 52, which will be largest number? 34 65 23 78 34 65 23 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65
Number System Supply the missing figure : 3, 11, 8, 16, 13 .... 18 21 18 12 28 21 18 12 28 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System If a + b = 16 and ab = 68, what is the value of a² + b² ? 120 124 116 112 120 124 116 112 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP a + b = 16 Therefore, (a+b)² = (16)² = 256 a² + b² + 2ab = 256Therefore, a² + b² = 256 - 2 x 68Therefore, a² + b² = 256 - 136 = 120
Number System What number should come in the place of (?) in the following number series ? 1, 4, 9, 25, 49, ?, 169, 289, 361 225 121 11 321 225 121 11 321 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is (Prime No.)²So it is (11)² = 121
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