Number System What is 846 times 323 ? 283298 264258 273258 293798 283298 264258 273258 293798 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 846 x 323 = 273258
Number System In how many different ways can the letters of the word TEST' be arranged ? 12 16 8 10 12 16 8 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 0.333 .... × 0.444 .... is equal to 0.121212 .... 0.777 .... 1.333 .... 0.148148148 .... 0.121212 .... 0.777 .... 1.333 .... 0.148148148 .... ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.148148148 ....
Number System How many numbers between 300 and 800 can be by using digits 2, 4, 5, 6 and 0 ? 56 36 48 52 56 36 48 52 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∴ Reqd . numbers = 3 x 4P2 = 3 x 12 = 36
Number System The product of two consecutive position odd numbers is 6723. What is the smaller number? 83 74 79 71 83 74 79 71 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
Number System One-eighth of a number is 76. What will be 54% of the number ? 318.32 321.32 332.32 328.32 318.32 321.32 332.32 328.32 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, 1/8 of x = 76Therefore, x = 60854% of 608 = 608 x 54/100 = 328.32
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