Question Four a) In an A.P the thirteenth term is 27 and the seventh term is three times the second.
Question Four
a) In an A.P the thirteenth term is 27 and the seventh term is three times the second term.
Find the first term, the common difference and the sum of the first ten terms.
(6 marks )
b) Calculate the future amount of an annuity immediate of $2,000 per annum for 20 years, the rate of interest being 13.5% p. a. (4 marks )
c) Dehan invested equal amounts one at 6% simple interest and the other at 5 % compound interest. If the former earns $437.50 more as interest at the end of 2 years,
find the total amount invested. |
(5 marks ) |
d) Solve the equations y + 2x = 3 and x2+ y2= 2 Question Five |
(5 marks ) |
