A set of consecutive positive integers beginning with 1 is written on the blackboard. A student came along and erased one number. The average of the remaining numbers is 35 7/17(35 + 7/17).What was the number erased?
Correct Answer : A
There are five nos. a,b,c,d,e having value of 2,5,6,10,4, not necessarily in this order. We have following clues 1) c + a = e 2) e + a = d 3) b-d = d Which of the following is true ?
In a certain system product of 44x11 is represented as 2124 find how 1453 can be represented in decimal system?
In a four digit number, the sum of digits in the first and fourth place is twice the sum of the digits in the third and fourth place. The difference in the first and third digit is equal to the second digit. What is the digit in the third place?