Which expressions show the expanded form for 40.507?

choose all answers that are correct.

a.
4 × 10 + 0 × 1 + 5 × 1/10 + 0 × 1/100 + 7 × 1,000

b.
4 × 10 + 5 × 1/100 + 7 × 1/1,000

c.
4 × 10 + 0 × 1 + 5 × 1/1 + 0 × 1/10 + 7 × 1/100

d.
4 × 10 + 5 × 1/10 + 7 × 1/1,000
and im so sorry if its confusing

What is the volume of the sphere shown below with a radius of 3?

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

Which of the following is the result of expanding the series