Is this math or what| ITMW #5| A RUNNING RACE !!!!!
Algebra
Level
3
Mervin, Purvaj and Vishal join a running race. The distance is 1500 meters. Mervin beats Purvaj by 30 meters and Vishal by 100 meters. By how much could Purvaj beat Vishal over the full distance if they both ran as before ??
The answer is 71.4.
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1 solution
Purvaj runs 1470 meters, while
vishal runs 1400 meters,
At the same rate Mervin runs 1500 meters whilst vishal runs
=>(1500 x 1400)/1470
=>1428.6 m
=> 1500 - 1428.6 = 71.4