Number System How many of the following numbers are divisible by 132? 264, 396, 462, 792, 968, 2178, 5184, 6336 7 5 4 6 7 5 4 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 132 = 11 * 3 * 4Clearly, 968 is not divisible by 3None of 462 and 2178 is divisible by 4And, 5284 is not divisible by 11Each one of the remaining four numbers is divisible by each one of 4, 3 and 11.So, there are 4 such numbers.
Number System (800 / 64) * (1296 / 36) = ? 500 460 420 None of these 500 460 420 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6993 6093 6893 693 6993 6093 6893 693 ANSWER DOWNLOAD EXAMIANS APP
Number System 5358 * 51 = ? 273358 273258 273348 273268 273358 273258 273348 273268 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5358 * 51 = 5358 * (50 + 1) = 5358 * 50 + 5358 * 1= 267900 + 5358 = 273258
Number System 7432 ÷ 32 x ? = 2787 78 21 41 12 78 21 41 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7432/32 x ? = 2787= ? = 2787 x 32/7432 = 12
Number System In how many different ways can the letters of word 'BIOLOGY' be arranged ? 2410 2520 2678 2367 2410 2520 2678 2367 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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