Number System (12)² - (4.4)² - (0.04)² = ? 124.6384 129.6384 125.6384 131.6384 124.6384 129.6384 125.6384 131.6384 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 Complete the series : 1, 8, 27, 64, 125, 216 ..... 353 363 373 343 353 363 373 343 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 343
Number System If the L.C.M of two numbers is 750 and their product is 18750, find the H.C.F of the numbers. 25 125 30 50 25 125 30 50 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F = (Product of the numbers) / (Their L.C.M) = 18750/750 = 25.
Number System A man engaged a servant on the condition that he would pay him Rs.710 and a uniform after a year service. He served only for 8 months and got Rs.460 and a uniform. Find the price of the uniform? Rs.20 Rs.25 Rs.30 Rs.40 Rs.20 Rs.25 Rs.30 Rs.40 ANSWER DOWNLOAD EXAMIANS APP
Number System Two numbers are in the ratio 3:5. If 9 be subtracted from each, they are in the ratio of 9:17. The first number is: 27 18 30 36 27 18 30 36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (3x-9):(5x-9) = 9:17 x = 12 => 3x = 36
Number System The digit in unit's place of a three digit number is thrice the digit in ten's place & the digit in hundred's place is two-third of the digit in ten's place. If the sum of three digits of number is 14 211 239 215 221 211 239 215 221 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x.∴ Unit's digit = 3xHundered's digit = 2x/3∴ x + 3x + 2x/3 = 14= 3x + 9x + 2x = 14 x 3= 14x = 14 x 3= x = 3∴ Number = 239
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