Answer:
6 people had blue eyes
45 miles
15 crayons
15 pages
Explanation:
Q: There were 30 people in a room. One-fifth of the people had blue eyes. How many people had blue eyes.
A: total number of people x 1/5 = 30 x 1/5 = 6
Q: Evan's mother drove 30 miles on Wednesday and another 15 mile on Wednesday. How many miles did she drive in all?
A: total miles = 30 + 15 = 45 miles
Q: Jada had 30 crayons. She lost 15 of the crayons. How many crayons does she have left?
A: total number of crayons - number lost = 30 - 15 = 15 crayons left
Q: Amelie read 30 pages of a book. She read 15 of the pages on Monday. How many pages did she read on Monday?
A: 15 pages, as the question states "She read 15 of the pages on Monday"