Number System (12)² - (4.4)² - (0.04)² = ? 131.6384 124.6384 125.6384 129.6384 131.6384 124.6384 125.6384 129.6384 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (12)² - (4.4)² - (0.04)²= 144 - 19.36 - 0.0016= 124.64 - 0.0016= 124.6384
Number System Find the least value of 3x + 4y if x2y3 = 6. 10 7 3 6 10 7 3 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 10
Number System 64% of 2650+40% 0f 320=? 1247 1578 2096 1824 1247 1578 2096 1824 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1824
Number System The difference between a two-digit number and the number obtained by interchange the two digits of the number is 27. If the sum of the two digits of the number is 13, what is their product ? 37 40 39 38 37 40 39 38 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10x + y.∴ 10x + y - (10y + x) = 27or 9x - 9y = 27∴ x - y = 3 .......(I)x + y = 13 .......(II)From eqn (I) and (II)x = 8 and y = 5.So the number = 85Therefore, product = 8 x 5 = 40
Number System A number when divided by 221 gives a remainder 43, what remainder will be obtained by dividing the same number 17? 9 5 10 11 9 5 10 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 221 + 43 = 264/17 = 9 (Remainder)
Number System One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number? 9 3 7 5 9 3 7 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x/2 – x/3 = 6=> x =63 + 6 = 9
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