Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

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

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

What is the word or phrase?

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

John is on an island and there are three crates of fruit that have washed up in front of him. One crate contains only apples. One crate contains only oranges. The other crate contains both apples and oranges.

Each crate is labelled. One reads 'apples', one reads 'oranges', and one reads 'apples and oranges'. He know that NONE of the crates have been labeled correctly - they are all wrong.

If he can only take out and look at just one of the pieces of fruit from just one of the crates, how can he label all of the crates correctly?

Count the number of triangles in the picture below:

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?