 
 <prompt> ```The average of marks scored in four tests by Jake was 75. If jake scored 80 marks in the first test and 10 more in the second test, and an equal number of marks in the third and fourth test, calculate the marks he scored in the third test.```
```N'ọdị nke ọma nke akara a na-achọ Jake bụ 75. Ọ bụghị nke Jake jụ 80 akara na akara mbụ, na 10 n'akụkọ n'akara ke-akụkọ, na nkejiasụsụ akara n'akara nke abụọ, gbanweghị akara ya jụ nkejiasụsụ akara.``` <response>: ```N'ihi na njikwa oke a na aka Jake na-arụ 75, aka nke ya na-akpọ ụdị nke na-aga n'ime anọ n'ime n'ọdịnihu bụ 4*75 = 300
Ọ bụghị na Jake na-akpọ 80 maka aka n'ọkara na 10 n'ime aka nke abụọ, ya na-akpọ 80+10= 90 maka aka nke abụọ.
Aka nke abụọ na aka nke abụọ bụ 90+80 = 170
Aka nke Jake na-akpọ n'ime aka nke atọ na abụọ bụ 300-170= 130
N'ihi na Jake na-akpọ aka nke atọ na abụọ maka aka nke atọ na abụọ, ya na-akpọ 130/2 =65 maka aka nke atọ na abụọ.

Ọ bụghị na 65 ga-enyere ya.``` 