Number System If the average of two numbers is 88.5 and one number is 5.5 less than the average. Find out the next number. 86 94 91 97 86 94 91 97 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 94
Number System If (83)² is subtracted from the square of a number, the answer so obtained is 8487. What is the number ? 146 163 179 124 146 163 179 124 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x Therefore, x² - (83)² = 8487x² = 8487 + (83)²x² = 8487 + 6889x² = 15376Therefore, x² = 15376 x = 124
Number System (800 / 64) * (1296 / 36) = ? 500 460 None of these 420 500 460 None of these 420 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450
Number System How many numbers up to 100 are divisible by 7? 107 14 100 93 107 14 100 93 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 100/7 = 14 2/7 => 14 Numbers
Number System What is the remainder when 263251 is divided by 9? 6 1 8 3 6 1 8 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP If the sum of the digits of a number is divisible by 9, the number will be divisible by 9.2 + 6 + 3 + 2 + 5 + 1 = 19The nearest multiple of 9 is 18.19 - 18 = 1.
Number System 4.78% of 1255 + 3.24% of 440=0.5% of ? 11849 13849 12849 14849 11849 13849 12849 14849 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.5 x ?/100 = 4.78 x 1255/100 + 3.24 x 440/100= 59.989 + 14.256∴ ? = 74.245 x 100/0.5 = 14849
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