A girl was asked to multiply a number by 25 but by mistake, she multiplied by 45 and the answer was 200 more than the correct answer. What was the number?
Question
A girl was asked to multiply a number by 25 but by mistake, she multiplied by 45 and the answer was 200 more than the correct answer. What was the number?
Required number = Increase in result/ (wrong multiplier - correct multiplier)
= 200/(45 - 25)
= 200/20
= 10
What is the difference in the place value of 3 in the numeral 434736?
What smallest number should be subtracted from 468009 so that it is divisible by 8?
1X8 is an unknown number and X is the missing digit. If the unknown number is divisible by 6, the missing digit is?
If the unknown number 415X8 is divisible by 9, find the value of X?
What number be added to 1123 so that it is exactly divisible by 12?
Given that 1+2+3+.. +7 = 28, find the value of (11+12+13+..+17)?
What is the sum of the first 123 natural numbers?
Find the number of three-digit numbers that are divisible by 6?
If (2κ + 1) is a prime number, which one of the following digits could be the value of κ?
Which of the following numbers is divisible by 9?
Aptitude