Number System 432+2170+35=? 678 523 494 729 678 523 494 729 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 494
Number System 74698 + 365 + 85213 + 95 = ? 160361 160351 160371 160341 160361 160351 160371 160341 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 74698 + 365 + 85213 + 95 = 160371
Number System 75% of 250 - ?% of 380 = 54.5 35 39 31 33 35 39 31 33 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 250 x 75/100 - 380 x ?/100 = 54.5= 250 x 75 - 380 x ?= 54.5 x 100= 18750 - 380 x ?= 5450= 380 x? = 18750 - 5450= 13300= ? = 13300/380 = 35
Number System If (17)3 is subtracted from the square of a number, the answer so obtained is 2143. What is the number ? 81 84 83 82 81 84 83 82 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (17*17*17) = 2143or x² = 2143 + 4913 = 7056∴ x = 84
Number System The difference between a two-digit number and the number obtained by interchanging the two digits is 63. Which is the smaller of the two numbers? Cannot be determined 29 92 70 Cannot be determined 29 92 70 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x and units digit by y.Then,(10x + y) - (10y + x) = 639(x - y) = 63x - y = 7Thus, none of the numbers can be determined.
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