Number System Supply the missing figure : 2, 6, 12, 20, 30 ... 56 40 42 41 39 40 42 41 39 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 42
Number System In how many different ways can the letters of the word TEST' be arranged ? 8 16 12 10 8 16 12 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The word TEST consists of 4 letters in which T comes twice ∴ Number of arrangements= 4!/2! = 4 x 3 x 2 x 1/2 x 1 = 12
Number System What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3? 43983 43893 70983 43883 43983 43893 70983 43883 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 74330 Largest30347 Smallest-------------43983
Number System 3√103820 x 3√274620 = ? 3065 3045 3035 3055 3065 3045 3035 3055 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3√103820 = 47 and 3√274620 = 65 ∴ ? = 47 x 65 = 3055
Number System Which choice provides the answer in the following : If 2 * 3 = 36, 5 * 4 = 400, 6 * 2 = 144, 3 * 3 = 81; then, 5 * 5 = ? 525 425 625 325 525 425 625 325 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 625
Number System What number should replace both the question marks (?) in the following question ? 84 83 85 82 84 83 85 82 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 84
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