Number System What is the least number, which is perfect square but contains 2700 as its factor? 1800 2700 10800 5400 1800 2700 10800 5400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 900 * 3 * 3 = 8100
Number System What is 50% of 40% of Rs. 3,450? 670 630 640 690 670 630 640 690 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 40% * 3450 = 1380then, 50 % * 1380 = 690
Number System In how many different ways can the letters of word "SENTENCE" be arranged ? 2360 3360 6460 3260 2360 3360 6460 3260 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 8!/3! 2! = 40320/12 = 3360
Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 53900 23900 43900 33900 53900 23900 43900 33900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System Find the number which multiplied by 15 is increased by 196. 14 28 26 20 14 28 26 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,15x - x = 196x = 14
Number System In how many different ways can the letters of the word TEST' be arranged ? 12 16 8 10 12 16 8 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The word TEST consists of 4 letters in which T comes twice ∴ Number of arrangements= 4!/2! = 4 x 3 x 2 x 1/2 x 1 = 12
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