Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 43900 23900 33900 53900 43900 23900 33900 53900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System What is the sum of all the numbers between 300 and 1000 which are divisible by 179? 2506 2607 2527 2517 2506 2607 2527 2517 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506
Number System A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent? 9 10 6 8 9 10 6 8 ANSWER DOWNLOAD EXAMIANS APP
Number System 7.8% of 12.5 + 2.5% of 161 = ? 9 2 5 12 9 2 5 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5
Number System What is the difference between the local values of 3 in the number 53403? 0 3003 3030 2997 0 3003 3030 2997 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3000 – 3 = 2997
Number System The product of two consecutive position odd numbers is 6723. What is the smaller number? 74 71 83 79 74 71 83 79 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP n x (n + 2) = 6723= n² + 2n - 6723 = 0= n² + 83n - 81n - 6723 = 0= n(n + 83) - 81 (n + 83) = 0Therefore, (n - 81) (n + 83) = 0Therefore, n = 81, n + 2 = 83
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