Number System If x + y = 61 and xy = 888, What is the value of x²+ y² ? 1955 1965 1945 1975 1955 1965 1945 1975 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Because (x + y)² = x² + y² + 2xy∴ x² + y² = (x + y)² - 2xy∴ x² + y² = (61)² - 2 x 888= 3721 - 1776 = 1945
Number System If HKUJ means FISH, what does UVCD mean ? STAK STAM STAR STAB STAK STAM STAR STAB ANSWER EXPLANATION DOWNLOAD EXAMIANS APP STAB
Number System A number when divided by 221 gives a remainder 43, what remainder will be obtained by dividing the same number 17? 10 5 9 11 10 5 9 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 221 + 43 = 264/17 = 9 (Remainder)
Number System How many figures are required to number the pages the pages of a book containing 365 pages? 987 977 897 967 987 977 897 967 ANSWER DOWNLOAD EXAMIANS APP
Number System 8988 / 8 / 4 = ? 561.75 4494 280.875 2247 561.75 4494 280.875 2247 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8988 * 1/8 * 1/4 = 2247/8 = 280.875
Number System If one third of 3/4 of a number is 21. Then find the number? 84 63 840 630 84 63 840 630 ANSWER DOWNLOAD EXAMIANS APP
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