Number System (12.11)2 + (?)2 = 732.2921 14.2 17.2 24.2 20.2 14.2 17.2 24.2 20.2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 24.2
Number System 3√103820 x 3√274620 = ? 3055 3065 3035 3045 3055 3065 3035 3045 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3√103820 = 47 and 3√274620 = 65 ∴ ? = 47 x 65 = 3055
Number System What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4? 6048 6084 6184 5084 6048 6084 6184 5084 ANSWER DOWNLOAD EXAMIANS APP
Number System √343 = ? 19 21 20 18 19 21 20 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √343 = 18
Number System By how much is 3/5th of 875 greater than 2/3 of 333? 233 199 303 362 233 199 303 362 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/5th of 875 is greater than 2/3rd of 333= 3/5 * 875 - 2/3 * 333= 525 - 222 = 303.
Number System If a + b = 16 and ab = 68, what is the value of a² + b² ? 116 124 112 120 116 124 112 120 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
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