Number System In how many different ways can the letters of word "SENTENCE" be arranged ? 2360 3360 3260 6460 2360 3360 3260 6460 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 8!/3! 2! = 40320/12 = 3360
Number System Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number 5 7.5 15 4 5 7.5 15 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.7x -15 = 2x + 10 => 5x = 25 => x = 5
Number System [(18.6 x 4.5) + (7.8 ÷ 0.24)] ÷ 3.2 = ? 25.3125 26.3125 36.3125 46.3125 25.3125 26.3125 36.3125 46.3125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 83.7 + 32.5/3.2 = 116.2/3.2 = 36.3125
Number System 63.602 + 153.756 + 94.754 - 84.321 - 122.204 = ? 142.587 143.587 141.587 140.587 142.587 143.587 141.587 140.587 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 312.112 - 170.525 = 141.587
Number System If A + B = 30 and AB = 94, What is the value of A² + B² ? 712 920 824 625 712 920 824 625 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (A + B)² = (30)² = 900A² + B² + 2AB = 900Therefore, A² + B² = 900 - 2 x 94 = 900 - 188 = 712
Number System (4 86%of 6500) ÷ 36 =? 777.5 877.5 677.5 977.5 777.5 877.5 677.5 977.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 877.5
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