Mathematics
If the 6th term of a series in Geometric Progression (G.P.) is 32 and the 9th term is 256, find the:
(a) first term and the common ratio.
(b) sum of its first 10 terms.
Related Questions
In the adjoining figure of a circle with centre O and diameter AD, ∠BED = 70° and BC is parallel to AD. Find:
(a) ∠BAD
(b) ∠BOD
(c) ∠DBC
(d) ∠DCF
An ice cream cone has a diameter of 7 cm and its height is 9 cm. It is filled with a scoop of spherical shaped ice cream of radius 3.5 cm.
Find: (Give all answers correct to the nearest whole number)
(a) on melting, is the ice cream sufficient to fill the cone completely without any wastage?
(b) the volume of ice cream, if any, is in excess or less.