Number System What is the average of the following set of numbers ? 173, 192, 198, 204, 211, 223, 227 204 222 234 210 204 222 234 210 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Avg = 173 + 192 + 198 + 204 + 211 + 223 + 227/7 = 1428/7 = 204
Number System How many numbers up to 100 and 300 are divisible by 11? 22 21 18 20 22 21 18 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (300 – 100)/11 = 200/11 = 18 2/1118 Numbers
Number System How many words can be made using the letters of the word "BHAG WADGITA" if all the vowels come together and all the consonants come together ? 20160 10160 30160 40160 20160 10160 30160 40160 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of words = l2 l4 l7 / l3 l2 = 20160
Number System 124, 235, 447, 760, 1174, ? 1389 1589 1489 1689 1389 1589 1489 1689 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP +111, +212, +313, +414
Number System The square root of 3 + “5 is : “3 /2 - 1/”2 “5 /2 - 1/”2 “(5/2) + “(1/2) “3 /2 + 1/”2 “3 /2 - 1/”2 “5 /2 - 1/”2 “(5/2) + “(1/2) “3 /2 + 1/”2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP “(5/2) + “(1/2)
Number System The difference between a two-digit number and the number obtained after interchanging its two digits is 36. The sum of the two digits of the number is 12. Find the lowest such possible number. 48 50 49 47 48 50 49 47 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the digits be x and yTherefore, x + y = 12 .............(1)(10y + x) - (10x + y) Therefore, y - x = 4............. (2)Solving (1) and (2), y = 8 Therefore, x = 4There are two possible numbers 48 and 84. So the lowest no. is 48.
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