Answer:
d) 2/5
Step-by-step explanation:
4/10 = 2/5
0, 1/10, 2/10, 3/10, 4/10, 5/10, 6/10, 7/10, 8/10, 9/10, 1
Hope this helps!
752
752 are the only digits that when put together, round to 800.
x (12 y + 4)
good luck