Hey there! Sign in to join this conversationNew here? Join for free
Turn on thread page Beta
    • Thread Starter
    Offline

    3
    ReputationRep:
    The Heron Sea has a volume of 1.4x10^14 litres, of which 12% is salt.The Cobalt Sea has a volume of 8.5x 10^12 litres, of which 8% is salt.What is the percentage decrease in the volume of salt from the Heron Sea to the Cobalt Sea?Give your answer to 2 decimal places.
    SOME GUIDANCE PLEASE
    Offline

    19
    ReputationRep:
    Volume of salt = total volume * (percent of which is salt/100)
    Percentage decrease = (bigger volume/smaller volume) * 100 - 100
 
 
 
Reply
Submit reply
Turn on thread page Beta
Updated: October 29, 2015
Poll
“Yanny” or “Laurel”

The Student Room, Get Revising and Marked by Teachers are trading names of The Student Room Group Ltd.

Register Number: 04666380 (England and Wales), VAT No. 806 8067 22 Registered Office: International House, Queens Road, Brighton, BN1 3XE

Write a reply...
Reply
Hide
Reputation gems: You get these gems as you gain rep from other members for making good contributions and giving helpful advice.