an aircraft travels 7200km in 4 hours. how much distance it would travel in 1½ hours?
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ANSWER :
2700 km
STEP BY STEP EXPLANATION :
Given,
Distance (D) is proponsonal to time (T) .
CASE: 1
= 7200 & 4
= 7200 = k x4
= k x 4 = 7200
= k = 7200 ÷ 4
= k = 1800
CASE: 2
= D= k × T
= D = 1800 × 1 1/2
= D = 2700 km
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