How do i convert a fraction that can't be dived into the tenths, hundredths, or thousandths

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9

Mustafa heloise and gia have written more than a combined total of 22 articles for the school newspaper. heloise has written 1/4 has written articles as mustafá has gia has written 3/2 as many written articles as mustafá has

Mrs. meyers is growing vines along the sides of her house. on the west side the vines are 2 4/10 meters tall. on the east side the vines are 5 8/10 meters taller than the ones on the west side . how y'all are the vines on the east side