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

What occurs twice in a week, once in a year but never in a day?

What's a single-digit number with no value?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

What Deficiency does the below rebus represent?

VIT_MIN

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

What does below Rebus say?

XLR8

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

Can you solve the below tricky visual equation?

Only one colour, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?