Number System What should come in place of the question mark (?) in the following number series ? 888 888 444 148 ? 7.4 35 29 33 37 35 29 33 37 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 888 ÷ 1 = 888888 ÷ 2 = 444444 ÷ 3 = 148148 ÷ 4 = 3737 ÷ 5 = 7.4
Number System Which number should replace question mark (?) in the following equation ? ?/342 = 38/? 112 118 116 114 112 118 116 114 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114
Number System Find the number of factors of 300 excluding 1 and itself. 18 14 16 15 18 14 16 15 ANSWER DOWNLOAD EXAMIANS APP
Number System If R2 = S3 = K, where R, S and K are integers. Find the smallest positive integral value of K. (Greater than 1) 64 54 88 75 64 54 88 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 64
Number System 1260 x 1.45 - 888 x 1.75 = ? 256 295 273 367 256 295 273 367 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1260 x 1.45 - 888 x 1.75= 1827 - 1554 = 273
Number System The difference between 72% of a number and 49% of the same number is 575. What is 9% of that number ? 295 225 275 245 295 225 275 245 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x.Therefore, 72% of x - 49% of x = 575Therefore, (72 - 49)% of x = 575Therefore, 9% of x = 575/23 x 9 = 225
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