The ditloid "90 S in C A" stands for "90 Seconds in a Countdown." This phrase refers to the time duration used in various countdown scenarios, such as in games or competitions.
10 Christmas cards in a set of cards
33 vertebrae in the spinal column
This is a Ditloid. The answer is 0 (zero) Sides on a Circle.
122 spaces in a Chinese checker board
90 Degrees In A Right Angle.
The ditloid "90 equals J" refers to the phrase "90 degrees equals a right angle." In geometry, a right angle is defined as an angle that measures 90 degrees.
54 Squares on a Rubik's Cube
seven spikes on the statue of liberties head
"Twelve Ounces in a Can of Soda", the most common size for soft drinks in the U.S.
90o on a right angle.
7 Digits in a Zip Code
32 Counties in Ireland