Number System If one-seventh of a number is 55 then 40% of that number = ? 147 171 154 163 147 171 154 163 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x , Therefore, x/7 = 55Therefore, x = 55 x 7 = 385Therefore, 49% of 385 = 154
Number System 56.21 +2.36+5.41 —21.4+1.5=? 44.08 34.08 64.08 54.08 44.08 34.08 64.08 54.08 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 44.08
Number System Let R = qs—4. When s=8, R=16. When s=10, R is equal to 20 22 23 21 20 22 23 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System (√6 + 1)² = ? + 2√6 7 5 8 6 7 5 8 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (√6 + 1)² - 2√6= (√6)² + 2 x √6 + 1 + 1² - 2√6= 6 + 2√6 + 1 - 2√6 = 6 + 1 = 7
Number System (164 x 175) x ? = 258300 5 2 11 9 5 2 11 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
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