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# A BOUNCING TENISS BALL REBOUNCE EACH TIME TO A HEIGHT EQUAL TO HALF OF THE HEIGHT OF THE PREVIOUS. IF IT IS DROPPED FROM THE DISTANCE OF A 16 METRE

FIND THE TOTAL DISTANCE IT HAS TRAVELLED WHEN IT HITS THE GROUND FOR THE 10TH TIME

# are these geometric or arithmetic

indicate where these are     a)  geometric, arthmetic or neither     b)  If geometric, give the common ratio.  If arithmetic, give the common...

# If the common ratio of a GP with a sum to infinity is x^2-x-1, within what limits must lie?

I feel we have two unknown values here, either the first term or sum to infinity should have been given. I think so! Help

# If the value of an article is assumed to increase annually by 5% of its value at the beginning of the year,after how many years will its value double?

a)If the value of an article is assumed to increase annually by 5% of its value at the beginning of the year,after how many years will its value double? b).If the common ratio of a GP with a sum...