Number System What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ? 76 77 75 78 76 77 75 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is: +9, +11, +13, +15, +17
Number System When 732 is subtracted form the square of a number, the answer that is obtained is 5280. What is the number? 103 97 101 99 103 97 101 99 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 - 732 = 5280 x2 = 5280 + (70+3)2 = 5280 + 4900 + 420 + 9 = 10609= 10000 + 2(100)(3) + 32 = (100 + 3)2x = 100 + 3 = 103.
Number System 65 x 288 ÷ 52 = 1.8 x ? 190 210 180 200 190 210 180 200 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 65x288/52x1.8 = 200
Number System (2560 x 1.4) +(7400 x 0.6) =? 9160 7234 6543 8024 9160 7234 6543 8024 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8024
Number System Twenty times a positive integer is less than its square by 96. What is the integer? 20 Cannot be determined 24 30 20 Cannot be determined 24 30 ANSWER DOWNLOAD EXAMIANS APP
Number System In how many different ways can the letters of the word TEST' be arranged ? 16 8 10 12 16 8 10 12 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
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