10 men can lay a road 75km long in
5days. In how many days can 15 men lay
a road 45 km-long
?
in direct proportion
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2
Answer:
Step-by-step explanation:
75km⟶10men⟶5days
1km⟶10men⟶(
75
5
)days
45km⟶10men⟶(
75
5⋅45
)days
45km⟶1men⟶(
75
5⋅45⋅10
)days
45km⟶15men⟶(
75⋅15
5⋅45⋅10
)days=2days
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Step-by-step explanation:
10 men can lay a road 75km long in
5days. In how many days can 15 men lay
a road 45 km-long
?
in direct proportion10 men can lay a road 75km long in
5days. In how many days can 15 men lay
a road 45 km-long
?
in direct proportion
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