Number System In how many different ways can the letters of the word FORMULATE be arranged ? 362880 392880 372880 382880 362880 392880 372880 382880 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of letters = 9! = 9*8*7*6*5*4*3*2*1 = 362880
Number System The product of two natural numbers is 17. Then, the sum of the reciprocals of their squares is: 289 290/289 1/289 289/290 289 290/289 1/289 289/290 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be a and b. Then,ab = 17, a = 1 and b = 17So, 1/a2 + 1/b2 = (a2 + b2)/a2 b2 = (12 + 172)/(1 * 17)2 = 290/289
Number System (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 42.1 54.7 42.6 45 42.1 54.7 42.6 45 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System 64% of 2650+40% 0f 320=? 1824 1247 2096 1578 1824 1247 2096 1578 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1824
Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 651.68 641.68 631.68 621.68 651.68 641.68 631.68 621.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68
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