What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Can you solve the below tricky visual equation?

I know a nine-letter word having only one vowel.
Do you ?

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?

Identify The phrase in the picture.

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Solve the counting riddle by identifying the number of triangles in the given picture.

On the occasion of Diwali, online seller companies in India are offering a big discount on Iphone14 as below.

: Flipkart offers a Flat 65% discount
: Amazon offers a 10% discount over and over again.
: Shopclues offers RS.45,000 off.

If the original cost of the iPhone is Rs.70,000 Which is the best offer for you?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

I am written with two letters.
I said with the one.
I usually am seen with the two.

Who am I?