Number System What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4? 6048 6084 5084 6184 6048 6084 5084 6184 ANSWER DOWNLOAD EXAMIANS APP
Number System In a two-digit number, if it is known that its unit's digit exceeds its ten's digit by 2 and that the product of the given number and the sum of its digits is equal to 144, then the number is: 42 26 46 24 42 26 46 24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x. Then, unit's digit = x + 2. Number = 10x + (x + 2) = 11x + 2 Sum of digits = x + (x + 2) = 2x + 2 (11x + 2)(2x + 2) = 144 2x2 + 26x - 140 = 0 (x - 2)(11x + 35) = 0 x = 2Hence, required number = 11x + 2 = 24.
Number System 20% of the total number of students in a school play football. How many students do not play football if the total number of students in the school is 7600 ? 5800 6080 5976 6000 5800 6080 5976 6000 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 20% of 7600 = 1520Therefore, students who do not play football = 7600 - 1520 = 6080
Number System 56.21 +2.36+5.41 —21.4+1.5=? 54.08 34.08 64.08 44.08 54.08 34.08 64.08 44.08 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 44.08
Number System Find the nearest to 25268 which is exactly divisible by 467? 25208 25218 25308 25228 25208 25218 25308 25228 ANSWER DOWNLOAD EXAMIANS APP
Number System If 70% of an equal to 40% of b, then ratio between a and b is? 4: 7 None 7: 4 7: 11 4: 7 None 7: 4 7: 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
EXAMIANS