Decimals and Fractions Practice Test 1

Question : 10 of 40

Marks: +1, -0

An aircraft uses 2/5 of its fuel in flying 1,250 kilometres. The distance travelled on remaining fuel is

Solution:

Remaining fuel

= 1-2/5={5-2}/5=3/5

Distance flown by

2/ 5

of fuel = 1250 km.
Distance flown by full fuel

= 1250/ {2 \/5} ={ 1250 ×5}/ 2

km.
Distance flown by

3/ 5

of fuel

= {1250× 5× 3}/ 2 ×5 = 1875

km.

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