Number System The population of a town increases by 15% in the first year and decreases by 25% in the second year. If its current population is 168480 then what will be its population after two years ? 145914 145214 145714 145314 145914 145214 145714 145314 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Population of the town= 168480 x 115/100 x 75/100= 145314
Number System Sum of two numbers is 15. Two times of the first exceeds by 5 from the three times of the other. Then the numbers will be? 10, 5 6, 9 7, 8 9, 6 10, 5 6, 9 7, 8 9, 6 ANSWER DOWNLOAD EXAMIANS APP
Number System The average age of seven boys sitting in a row facing North is 26 years. If the average age of first three boys is 19 years and the average age of last three boys is 32 years, what is the age of the b 29 years 30 years 28 years 31 years 29 years 30 years 28 years 31 years ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Age of the fourth boy = (26 x 7 - 3 x 19 - 3 x 32) years = (182 - 57 - 96) years = 29 years
Number System In how many different ways can the letters of the word CORPORATION be arranged ? None of these 1326400 2326400 3326400 None of these 1326400 2326400 3326400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP CORPORATION = 11 letters 'O' comes thrice,'R' twice.∴ total no. of ways = 111/3121 = 3326400
Number System 64% of 2650+40% 0f 320=? 1824 2096 1578 1247 1824 2096 1578 1247 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1824
Number System If the fractions8/5,7/2,9/5,5/4,4/5 are arranged in descending order of their values, which one will be fourth? 1/3 11/13 5/4 7/9 1/3 11/13 5/4 7/9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5/4
EXAMIANS