What are two different ways to name qx in mathematics

Kareem saves his coins in a jar30 percent of the coins are pennis if threre are 24 pennis in the jar how many coins does kareem have

Take a look at this dictionary entry. contest con • test (n.) kon-test [from anglo-french or latin] 1. a competition between rivals for a prize 2. a struggle for victory 3. a dispute; controversy (v.) kuhn-test 4. to fight for in a battle 5. to call into question

Is this inappropriate language,” i am something. but what i am, and what i’ll be, are two countries at war at present”? ? if so, how can i write it in formal