Round the number 385 to the nearest 10

340

Step-by-step explanation:

with every number 0-4 stays with the 10's group that it was in to begin with. and numbers past that go to the next 10's group. so for this question you have 385. you have to move the 5 to a 10. therefor you have 390

a.)the line for function b is steeper

37 = ending with 7

unit's digit in the cube..3

56 = ending with 6

unit's digit in the cube..2

133 = ending with

unit's digit in the cube..7

hope it : ( : )