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Someone pls solve this; A ball when dropped from any given height loses 20 per...

Someone pls solve this; A ball when dropped
from any given height loses 20 per cent of its
previous height at each rebound. If it is dropped
from a height of 40m, find how often it will rise to
a height of over 8m. How far does the ball travel
before coming to rest? (I'm more interested in the
working because the answer is available)?

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now