Bargaining in shopping requires repeated consultations to reach a mutually agreed amount. This process of negotiating the amount of money can be called "quotient". The answer is business.

You wait for me, I will wait for you. (Type a math noun)

"You wait for me" means that you are waiting for me; "I am waiting for you", I am waiting for you. Two people waiting for each other can be described as "evenly matched". The answer is the same.

3. What's the score? (Type two math nouns)

Academic performance is calculated by scores. To ask "how much", you can put it another way and ask "geometry?" In ancient mathematics books in China, when you ask how many items there are, you always ask, "Does everything have geometry?" Until now, in some dialects, the price of asking things is still "geometry?" So, asking "What's the score" is equivalent to asking "Fraction, geometry?" The answer is two mathematical terms: fraction and geometry.

4. One plus one is not two. (Type a word)

Combine the word "one", the plus sign "+"and another word "one" to get the word "Wang" instead of "two". The answer is

Wang.

5. One minus one is not zero. (Type a word)

The word "one", the minus sign "-"and another word "one" are combined to get the word "three" instead of "zero". The answer is three.

6. Seven eighths. (Type an idiom)

"Eight-sevenths" is written in mathematical symbols, the number 7 is written above the fractional line, and 8 is written below the fractional line. The answer is the idiom "seven ups and eight downs".

7. Seven six five four three two one. (Type a math noun)

Usually, the number of newspapers is counted from small to large, just like the popular song "One two three four five six seven, where is my friend". Now he says "765432 1", which means counting backwards from the largest to the smallest, so the answer is "reciprocal".