Number System ?2704 x ?2209=? 4444 1444 3444 2444 4444 1444 3444 2444 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2444
Number System When the square of a number is substracted from (68)², the answer so obtained is 2508. What is the number ? 45 46 44 47 45 46 44 47 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (68)² - x² = 2508Therefore, x² = 4624 = 2508Therefore, x = root of 2116 = 46
Number System Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24. 9125 9974 9565 None of these 9125 9974 9565 None of these 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 difference between 78% of a number and 59% of the same number is 323. What is 62% of that number ? Rs. 986 Rs. 926 Rs. 945 Rs. 1054 Rs. 986 Rs. 926 Rs. 945 Rs. 1054 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.78% of x - 59% of x = 323= 78x - 59x/100 = 323= 19x/100 = 323∴ x = 323 x 100/19 = 1700= 62% of 1700 = 1700 x 62/100 = 1054
Number System (800 / 64) * (1296 / 36) = ? 420 None of these 460 500 420 None of these 460 500 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450
Number System 3√103820 x 3√274620 = ? 3045 3065 3035 3055 3045 3065 3035 3055 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3√103820 = 47 and 3√274620 = 65 ∴ ? = 47 x 65 = 3055
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