Curioustab

Home » Aptitude » Numbers

If the number 517?324 is completely divisible by 3,then the smallest whole number in place of ? will be:

2
1
3
7

Correct Answer: 2

Explanation:

Sum of digits = (5 + 1 + 7 + x + 3 + 2 + 4) = ( 22 + x ), which must be divisible by 3.

When x=2. [(22 + 2) = 24 is divisible by 3]

So, the answer is 2

← Previous Question Next Question→

More Questions from Numbers

A piece of ribbon 4 yards long is used to make bows requiring 15 inches of ribbon for each. What is the maximum number of bows that can be made?
Find the unit digit of 4198 + 612345 + 34866 + 2411 + 1.
n is a whole number which when divided by 4 gives 3 as remainder. What will be the remainder when 2*n is divided by 4 ?
At a dinner party every two guests used a bowl of rice between them, every three guests used a bowl of dal between them and every four used a bowl of meat between them. There were altogether 65 dishes. How many guests were present at the party ?
Which natural number is nearest to 8485, which is completely divisible by 75 ?
Find the next number in the series 3, 4, 5, 5, 12, 13, 7, 24, 25, 8, 15, ...
If x and y are the two digits of the number 653xy such that this number is divisible by 80, then x+y is equal to ?
How many terms are in the G.P. 3, 6, 12, 24, ......., 384 ?
About 4 out of 5 students are left handed. If there are totally 40 students in an class. How many would be left handed ?
What will come in place of the question mark (?) in the following questions ? 22% of ? + 166.64 = 340

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion