Number System If (72)² is subtracted from the square of a number, the answer thus obtained is 4617. What is the number ? 95 103 92 99 95 103 92 99 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (72)² = 467Therefore, x² = 4617 + 5184Therefore, x² = 9801 Therefore, x = 99
Number System What is the remainder when 263251 is divided by 9? 3 1 6 8 3 1 6 8 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 Of the three numbers, second is twice the first and is also thrice the third. If the average of the three numbers is 44, the largest number is 72 38 56 44 72 38 56 44 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 72
Number System (444 x 44 x 4) ÷ 40 ? 1953.6 2053.6 2153.6 1853.6 1953.6 2053.6 2153.6 1853.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 444 x 44 x 4/40 = 1953.6
Number System 7.98 x 3.75 + 1.28 x 15.5 = ? 47.765 46.765 48.765 49.765 47.765 46.765 48.765 49.765 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 29.925 + 19.84 = 49.765
Number System [(18.6 x 4.5) + (7.8 ÷ 0.24)] ÷ 3.2 = ? 46.3125 25.3125 26.3125 36.3125 46.3125 25.3125 26.3125 36.3125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 83.7 + 32.5/3.2 = 116.2/3.2 = 36.3125
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