Question: 
On Tuesday Ray rode his bike 10 miles. On Wednesday he increased Tuesday's distance by 5 miles. On Thursday he decreased Wednesday's distance by 7 miles. On Friday he increased Thursday's distance by 12 miles. How many total miles did Ray ride over the 4-day period?
53
52
50
51
Answer: 
53
Last Updated: 
22/04/2021 - 00:26