Challenge Prelims V1.0 – Day 1 – CSAT Paper

1. ABCXDEED = ABCABC, Then what is the value of D and E respectively

2. AB represents a two digit number, where A and B are distinct non zero digits. Let S represents the sum of AB and BA, where BA is the number formed by interchanging the digits of AB. Then which of the following is incorrect?

3. How many numbers are there such that 2 appear in unit place or 100^th place from 200 to 300

4. p and q are odd numbers. Then consider the following statements:

S1: p+q is always even

S2: pxq is always odd

Which of the following is true?

5. Consider the Question and two statements given below:

Question: What is x?

Statement 1: x is a prime number between 20 and 30

Statement 2: x when divided by 4, leaves a remainder 3