Evaluate
5/6 f for f=4/9

10/27

1 7/8

8/15

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )