Number System What is the least number, which is perfect square but contains 2700 as its factor? 5400 2700 10800 1800 5400 2700 10800 1800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 900 * 3 * 3 = 8100
Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 78 63 67 68 78 63 67 68 ANSWER DOWNLOAD EXAMIANS APP
Number System 74698 + 365 + 85213 + 95 = ? 160371 160351 160361 160341 160371 160351 160361 160341 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 74698 + 365 + 85213 + 95 = 160371
Number System Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24. None of these 9565 9125 9974 None of these 9565 9125 9974 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 [(18.6 x 4.5) + (7.8 ÷ 0.24)] ÷ 3.2 = ? 26.3125 46.3125 36.3125 25.3125 26.3125 46.3125 36.3125 25.3125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 83.7 + 32.5/3.2 = 116.2/3.2 = 36.3125
Number System In how many different ways can the letters of word 'BIOLOGY' be arranged ? 2367 2678 2520 2410 2367 2678 2520 2410 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In BIOLOGY total 7 letters are there but O comes twice.∴ Number of arrangements = 7!/2! = 2520
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