Answer:
Yes, Yes, No, Yes.
Step-by-step explanation:
2/5 as a decimal = 0.4
4 ÷ 0.4 = 10
1 is correct.
2 x 10 = 20
2 is correct.
6 x 10 = 60
3 is incorrect.
10 ÷ 2 = 5
4 is correct.
C would produce the value of joe
7 i believeeeeeeeeeeeeeeeeeeeeeeeeeeeee
First you want to add a decimal after the first one to make it 1.41. Now you want to count the amount of places after the 1. It would be 8 places for 141000000 in scientific notation is 1.41 x

.