Which of the following are correct concerning the decimal expansions of , , and ?

Question

Yvette needs  of a teaspoon of salt,  of a tablespoon of baking soda, and  of a cup of sugar to bake a cake.

Which of the following are correct concerning the decimal expansions of , , and ?

1.  The order of the measurements from least to greatest are .
2.  The order of the measurements from least to greatest are .
3.  The numbers  and  are terminating decimals.
4.  The number  expands to 0.625 while  expands to 0.75.
5.  The order of the measurements from least to greatest are .
6.  The number  expands to 0.75 while  expands to 0.6.
7.  The numbers  and  are terminating decimals while  is a non-terminating decimal.
8.  The number  is a terminating decimal while  and  are non-terminating decimals.

Answer 1

5/8 < 2/3 < 3/4

5/8= 0.625 which terminates

2/3= 0.666.... which does not terminate

3/4=0.75 which terminates

0.625<0.666...<0.75