The ratio of 2:2:1.5 is (). If the first term is multiplied by 8, the ratio will remain unchanged and the second term will become ()

The ratio of 2:2:1.5 is (). If the first term is multiplied by 8, the ratio will remain unchanged and the second term will become ()

The ratio of 2 / 3:1.5 is (7 / 1 / 9). If the former term is multiplied by 8, the ratio will remain unchanged, and the latter term will become (12)

Which is bigger, 8 out of 11 divided by 1 and 8 out of 11, 5 divided by 5 out of 6 and 5 times 5 out of 6

The first is the same size, and the second is 5 divided by 5 / 6

Seven fifths of a number is 35. What's three twentieth of a number?

35÷（7/5）=25
25×3/20=3.75
A: three twentieth of that is 3.75