How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

Find the Goldfish below the given Image.

What word is represented by this rebus?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

Which is the smallest number that you can write using all the vowels exactly once?

In a secret society, a buried chamber can be accessed only via a secret password. The password is seven characters long and comprises of just letters and numbers.

You find a code that can help you in cracking the password. The code says "You force heaven to be empty".

Can you deduce the password from that?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.