Number System The difference between 72% of a number and 49% of the same number is 575. What is 9% of that number ? 245 225 295 275 245 225 295 275 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x.Therefore, 72% of x - 49% of x = 575Therefore, (72 - 49)% of x = 575Therefore, 9% of x = 575/23 x 9 = 225
Number System One-eighth of a number is 76. What will be 54% of the number ? 321.32 318.32 332.32 328.32 321.32 318.32 332.32 328.32 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
Number System A certain number when divided by 45 leaves a remainder 31, what is the remainder if the same number be divided by 15? 1 13 11 9 1 13 11 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 45 + 31 = 76/15 = 1 (Remainder)
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 ? 145714 145214 145914 145314 145714 145214 145914 145314 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Population of the town= 168480 x 115/100 x 75/100= 145314
Number System If 35% of a number is 899.5, what is 68% of that number ? 2247.6 1847.6 1747.6 1547.6 2247.6 1847.6 1747.6 1547.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Suppose the number is x.Then 35% of x = 899.5∴ 68% of x = 68/35 x 899.5 = 1747.6
Number System What should come in place of the question mark (?) in the given number series ? 888, 888, 444, 148, ?, 7.4 36 39 37 38 36 39 37 38 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let x be the missing number.Then888/888 = 1,888/444 = 2,444/148 = 3,148/x = 4= x = 148/4 = 37 and 37/7.4 = 5
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