1.A pedestrian crosswalk consists of black and white strips each 0.4m wide. The crosswalk begins and ends with a white strip, an
d there are 8 white strips in all. How wide is the crosswalk?
1 answer:
Answer: 6m
Step-by-step explanation:
Given data:
Width of the strips on the cross walk = 0.4m
No of white strips on the cross walk = 8.
No of black strips = 7
Solution:
Since they are 8 whites, and the cross walks starts and ends with a white stripe.
This simply means they are 7 black stripes
Width of the cross walk
= 7 + 8 * 0.4m
= 15 + 0.4m
= 6m
Width of the cross walk is 6m.
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