Number System 65 x 288 ÷ 52 = 1.8 x ? 180 210 190 200 180 210 190 200 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 65x288/52x1.8 = 200
Number System In how many different ways can the letters of the word 'DETERMINE' be arranged ? 61480 63480 62480 60480 61480 63480 62480 60480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of arrangements = 9! / 3! Because, E comes 3 times = 60480
Number System Find the least value of 3x + 4y if x2y3 = 6. 3 6 7 10 3 6 7 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 10
Number System The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference of the two digits of the number ? 2 4 1 3 2 4 1 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) - (10y + x) = 36,9(x - y) = 36/9 = 4
Number System If (17)3 is subtracted from the square of a number, the answer so obtained is 2143. What is the number ? 84 82 81 83 84 82 81 83 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (17*17*17) = 2143or x² = 2143 + 4913 = 7056∴ x = 84
Number System By how much is 3/5th of 875 greater than 2/3 of 333? 233 362 199 303 233 362 199 303 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/5th of 875 is greater than 2/3rd of 333= 3/5 * 875 - 2/3 * 333= 525 - 222 = 303.
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