Kerala LDC · Simple Arithmetic and Mental Ability
Number system, place value, divisibility, factors and multiples.
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Q1 · Numbers · EASY
What is the sum of all single-digit even numbers?
Q2 · Numbers · MEDIUM
A number when divided by 357 leaves remainder 5. What will be the remainder when the same number is divided by 17?
Q3 · Numbers · MEDIUM
In a four-digit number, the digit in the thousands place is 3 times the digit in the tens place, the digit in the hundreds place is 2 more than the digit in the ones place, and the digit in the ones place is 2. If the sum of all digits is 16, what is the digit in the tens place?
Q4 · Numbers · MEDIUM
How many numbers between 400 and 600 are divisible by 4, 5, and 6?
Q5 · Numbers · HARD
The product of two consecutive even numbers is 6888. What is the smaller of the two numbers?