# Fundamental rules for differentiation

Rule (I): Differentiation of a constant function is zero i.e., d/dx (c) = 0 Rule (II): Let f(x) be a differentiable function and let c be a constant. Then c.f(x) is also differentiable such that , This is the derivative of a constant times a function is the constant times the derivative of the function. Read more about Fundamental rules for differentiation[…]

# Missing Letter Puzzles 4

Puzzle 1: Which letter replaces the question mark?Puzzle 2: Which letter replaces the question mark?Puzzle 3: Which letter replaces the question mark?Puzzle 4: Which letter replaces the question mark?Puzzle 5: Which letter replaces the question mark? Share +1 Tweet View Email Print Follow

Riddle 1: A girl is sitting in a house at night that has no lights on at all. There is no lamp, no candle, nothing. Yet she is reading. How? Answer: The woman is blind and is reading braille. Riddle 2: What gets wetter and wetter the more it dries? Answer: A Towel. Riddle 3: You draw a line. Without Read more about Riddle 5 [With Answers][…]

# Riddle 5

Riddle 1: A girl is sitting in a house at night that has no lights on at all. There is no lamp, no candle, nothing. Yet she is reading. How? Riddle 2: What gets wetter and wetter the more it dries? Riddle 3: You draw a line. Without touching it, how do you make the line longer? Riddle Read more about Riddle 5[…]

# Telangana: Intermediate examination postponed due to MLC elections

The Telangana State Board of Intermediate Education has postponed its intermediate examination which was scheduled to be held on March 9 to March 19, Sunday, owing to the MLC elections in Ranga Reddy, Mahbubnagar and Hyderabad districts. Students pursuing intermediate education are asked to go through the official statement released by the state board to get the revised Read more about Telangana: Intermediate examination postponed due to MLC elections[…]

# Number Puzzles 3 [With Answers]

Puzzle 1: Find the odd one out: level, civic, madam, eye, mouth Answer: Mouth. Explanation: All the words except “mouth” are palindromes (reads the same backward and forward). Puzzle 2: Find the missing number: 6   13   25   51   101  ? Answer: 203 Explanation: 6 x 2 + 1 = 13 13 x 2 – 1 = 25 25 x 2 + Read more about Number Puzzles 3 [With Answers][…]

# Number Puzzles 3

Puzzle 1: Find the odd one out: level, civic, madam, eye, mouth Puzzle 2: Find the missing number: 6   13   25   51   101  ? Puzzle 3: Fill in the sequence: 1   5   9   15   ? Puzzle 4: Complete the sequence: 49   61   51   63   53   65   55   ?   Share +1 Tweet View Email Print Follow