Number System What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12 3 9 2 7 3 9 2 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9
Number System In how many different ways can the letters of the word 'FRUGAL'be arranged ? 515 720 660 556 515 720 660 556 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In FRUGAL there ae six difference letters Therefore, 6 ! = 6 x 5 x 4 x 3 x 2 x 1 = 720
Number System {(742)² ÷ 36} ÷ 2 = ? 422.5 423.5 420.5 421.5 422.5 423.5 420.5 421.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (174 x 174/36) ÷ 2 = 841/2 = 420.5
Number System If A + B = 30 and AB = 94, What is the value of A² + B² ? 712 625 920 824 712 625 920 824 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 What is 432 times 119 ? 51408 53408 52408 50408 51408 53408 52408 50408 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. 432 x 119 = 51408
Number System Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is: 5 10 4 6 5 10 4 6 ANSWER DOWNLOAD EXAMIANS APP
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