Which inequality models this problem? The length of a rectangle is five times its width. If the perimeter is at most 96 centimeters, what is the greatest possible value for the width? A. 2w + 2 • (5w) ≤ 96 B. 2w + 2 • (5w) ≥ 96 C. 2w + 2 • (5w) 96

Question

Which inequality models this problem?

 

The length of a rectangle is five times its width. If the perimeter is at most 96 centimeters, what is the greatest possible value for the width?

A. 2w + 2 • (5w) ≤ 96
B. 2w + 2 • (5w) ≥ 96
C. 2w + 2 • (5w) < 96
D. 2w + 2 • (5w) > 96

anonymous · Answer

@campbell_st @Destinymasha @tkhunny

campbell_st · Answer

ok... so the width is w

then the length is 5w

so the perimeter is 

P = 2(l) + 2(w)

or making the length substitution

P = 2(5w) +2( w)

the term at most.... to me, means less than or equal to

so I would have 

2w + 2(5w) < = 96

anonymous · Answer

@campbell_st      

A?

campbell_st · Answer

that would be my answer...

anonymous · Answer

The length of a rectangle is five times its width. If the perimeter is at most 96 centimeters, what is the greatest possible value for the width? 

A. 40 cm
B. 19.2 cm
C. 16 cm
D. 8 cm