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Junior Class 5 Answered

A train covers 36-3-4 km in the first hour 40-2-5km in the second hour and 38 km in third hour. Find the total distance travelled by the train in 3 hours
Asked by Sheejarejeesh | 23 Jan, 2020, 07:19: PM
answered-by-expert Expert Answer
Distance covered in the first hour is 36 3/4 km
Distance covered in the second hour is 40 2/5 km
Distance covered in the third hour is 38 km
Total distance travelled by the train in 3 hours is
36 3 over 4 plus 40 2 over 5 plus 38 equals fraction numerator 144 plus 3 over denominator 4 end fraction plus fraction numerator 200 plus 2 over denominator 5 end fraction plus 38
equals fraction numerator 147 cross times 5 plus 202 cross times 4 plus 38 cross times 20 over denominator 20 end fraction
equals fraction numerator 735 plus 808 plus 760 over denominator 20 end fraction
equals 2303 over 20
equals 115 3 over 20 k m
Answered by Renu Varma | 24 Jan, 2020, 10:50: AM
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