Number System What is the sum of 1 + 2 + 3+ ... + 27 ? 382 378 396 343 382 378 396 343 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Sum = 27 x (27 + 1)/2= 27 x 28/2= 27 x 14= 378
Number System 1051.64 - 159.42 - 96.84 + 162.37 - 940.26 + 504 = ? 501.49 511.49 521.49 491.49 501.49 511.49 521.49 491.49 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1718.01 - 1196.52 = 521.49
Number System If the average of two numbers is 88.5 and one number is 5.5 less than the average. Find out the next number. 97 94 86 91 97 94 86 91 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 94
Number System What will be the next number in the following number series ? 182 191 177 162 182 191 177 162 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1² + 1, 3² + 3, 5² + 5, 7² + 7
Number System (164 x 175) x ? = 258300 11 9 5 2 11 9 5 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
Number System {(742)² ÷ 36} ÷ 2 = ? 422.5 423.5 421.5 420.5 422.5 423.5 421.5 420.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (174 x 174/36) ÷ 2 = 841/2 = 420.5
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