Answer:the percent of his study time was spent on study spent on maths was 44%
Explanation:
Total time set aside by Marco to work on is homework is 50 minutes. Total time that Marco spent on maths was 22 minutes. Marco's grandma wants to know what the percent of his study time was spent on math. To determine the percent of his study time spent on maths, we will divide the amount of time spent on maths by the total amount of time set aside for his homework and multiply by 100. It becomes
22/50 × 100
= 44%