If 1+9+8=1, what is 2+8+9?

Rose, Lily and Jasmine decided to buy flowers for their moms on Mother's Day. One of them bought lilies, the other roses, and the third one jasmines.
'It's funny!' said the girl with roses, 'we bought roses, jasmines and lilies, but none of us bought the flowers matching her name'.
'You're right!', said Lily.
What kind of flowers did each of the girls buy?

What does below chemistry rebus means?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

Why is the Hole below a Lock?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Open a Laptop which is password protected. Hint for the password is given as below:

1 mobile 3 books 2 Boards 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches

Can you count the number of triangles in the given picture?