2 Answered Questions for the topic Adriana
Adriana
02/24/16
its nedded to have 40% antifreez solution in the radiator
Of a car. The radiator now has 50 liters of 20% solution. How many liters should be drained and replaced with 100% antifreez to get the desired strength?
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Adriana
02/24/16
tom traveled 250mls. for most of the trip he averaged 70mph
For a period of time he was slowed to 10mph. If the total time was 7hrs, how many miles did he travel at the reduced speed?
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