It is 3 miles around westwood park exercise trail. after skating around the trail 5½ times, mr. zorn lost a wheel. how many miles had he skated? round your answer to the nearest mile.

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

Ill mark the brainliest if you me with the these three questions 7,8,9

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.