Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 651.68 641.68 621.68 631.68 651.68 641.68 621.68 631.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68
Number System 35%of ?=242 487 693 394 542 487 693 394 542 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 693
Number System In how many different ways can the letters of word "COLLEGE" be arranged ? 1260 1240 1280 1300 1260 1240 1280 1300 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 7!/2!2! = 1260(∵ L and E come twice)
Number System (4.6 x 2.8 x 5.5) - (3.2 x 4.5 x 2.8) = ? 30.52 27.54 28.56 29.81 30.52 27.54 28.56 29.81 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (4.6 x 2.8 x 5.5) - (3.2 x 4.5 x 2.8) = 70.84 - 40.32 = 30.52
Number System Sum of the digits number is 8 and their product is 12. Find the difference between the digits? 4 2 6 None 4 2 6 None ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 8xy = 12(x – y)2 = (x + y)2 – 4xy (x – y)2 = 64 – 48 => (x – y) = 4
Number System What should come in place of question mark (?) in the following number series ? 7, 176, 480, 1058, 2188, 4426, ? 8882 8884 8888 8881 8882 8884 8888 8881 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Series is (No. + 9²) x 2, (+8²) x 2, (+7²) x 2, (+6²) x 2.......
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