Question
Kimberly scored 78, 69, 82 and 79 marks for her first four Science tests. She wishes to improve her average mark by 3. How many marks must she score for her next Science test?
2 m

Click button first when a symbol is required. X

Kimberly scored 78, 69, 82 and 79 marks for her first four Science tests. She wishes to improve her average mark by 3. How many marks must she score for her next Science test?