Number System (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 45 54.7 42.1 42.6 45 54.7 42.1 42.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System The average of five consecutive even numbers A, B, C, D and E is 54. What is the product of'B' and 'E' ? 4098 3016 2871 1456 4098 3016 2871 1456 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Because, The even numbers are consecutive and their average is 54.∴ The number C will be 54.∴ A = 50, B = 52, D = 56, E = 58B x E = 52 x 58 = 3016
Number System In how many different ways can the letters of word 'BIOLOGY' be arranged ? 2410 2678 2520 2367 2410 2678 2520 2367 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In BIOLOGY total 7 letters are there but O comes twice.∴ Number of arrangements = 7!/2! = 2520
Number System A trader sells 40 metres of cloth for Rs 8,200 at a profit of Rs 25 per metre of cloth. How much profit will the trader earn on 40 metres of cloth ? Rs. 600 Rs. 1,000 Rs. 1,200 Rs. 800 Rs. 600 Rs. 1,000 Rs. 1,200 Rs. 800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP S.P. per metre = 8200/40 = Rs. 205∴ C.P. per metre = Rs. (205 - 25) = Rs. 180∴ C.P. of 40 metre cloth= Rs. (40 x 180) = Rs. 7200∴ Gain = Rs. (8200 - 7200) = Rs. 1000
Number System 1051.64 - 159.42 - 96.84 + 162.37 - 940.26 + 504 = ? 521.49 491.49 511.49 501.49 521.49 491.49 511.49 501.49 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1718.01 - 1196.52 = 521.49
Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 0 11 3 5 0 11 3 5 ANSWER DOWNLOAD EXAMIANS APP
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