Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 631.68 641.68 651.68 621.68 631.68 641.68 651.68 621.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68
Number System When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ? 65 55 35 45 65 55 35 45 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x² - (21)² = 1584= x² - 441 = 1584 = x² = 1584 + 441 = 2025∴ x = √2025 = 45
Number System Difference between two numbers is 5, six times of the smaller lacks by 6 from the four times of the greater. Find the numbers? 12, 9 11, 6 10, 5 12, 7 12, 9 11, 6 10, 5 12, 7 ANSWER DOWNLOAD EXAMIANS APP
Number System Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24. 9125 None of these 9974 9565 9125 None of these 9974 9565 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Since the difference between the divisors and the respective remainders is not constant, back substitution is the convenient method. None of the given numbers is satisfying the condition.
Number System The population of a town increases by 15% in the first year and decreases by 25% in the second year. If its current population is 168480 then what will be its population after two years ? 145714 145914 145214 145314 145714 145914 145214 145314 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Population of the town= 168480 x 115/100 x 75/100= 145314
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
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