Paul plans to put concrete on a rectangular portion of his driveway. The portion is 12 feet long and 6 inches high. The price of concrete is $98 per cubic yard. The total cost of the concrete Paul needs is $108.89. Which of the following is closest to the width of the portion of the driveway on which Paul plans to put concrete?

[1 foot = 12 inches; 1 yard = 3 feet]

3 feet
5 feet
8 feet
10 feet

Question

Paul plans to put concrete on a rectangular portion of his driveway. The portion is 12 feet long and 6 inches high. The price of concrete is $98 per cubic yard. The total cost of the concrete Paul needs is $108.89. Which of the following is closest to the width of the portion of the driveway on which Paul plans to put concrete?

[1 foot = 12 inches; 1 yard = 3 feet]

 3 feet
 5 feet
 8 feet
 10 feet

thats_kyy · Answer

@jim_thompson5910 @Gabylovesyou

jim_thompson5910 · Answer

@Thats_Kyy what work have you done so far?

thats_kyy · Answer

Honestly I really dont get it..

thats_kyy · Answer

so... None

jim_thompson5910 · Answer

what is 6 inches equal to in terms of feet?

thats_kyy · Answer

2 yards

jim_thompson5910 · Answer

how did you get that?

thats_kyy · Answer

wait no 1/2

jim_thompson5910 · Answer

1/2 ft or 0.5 ft

jim_thompson5910 · Answer

6 inches = 0.5 ft

jim_thompson5910 · Answer

Length = 12 ft
Width = unknown (we'll call this w for now)
Height = 0.5 ft

jim_thompson5910 · Answer

what would the volume expression be?

jim_thompson5910 · Answer

hint:
Volume of rectangular slab = Length*Width*Height