Solve the equation in the image by looking at the pattern closely.

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

Can you find out the remainder when 3^300 is divided by 5?

You can see three almost identical images below. Can you spot the odd one out from them?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

How can you tell a raw egg from a hard-boiled egg?

How many letters are in the alphabet?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.