Question

CASE STUDY
Ram asks the labour to dig a well up to a
depth of 10 m. Labour charges Rs.150
for the first metre and Rs.50 for each
subsequent metres. As labour was
uneducated, he claims Rs.550 for the
whole week.
a)What type of series is formed from the
given statement
i)AP (ii)None AP (iii)None of the above
b)What should be the actual amount to
be paid to the labour
i) Rs.655 (ii) Rs. 600 (Rs.645
(iv)Rs.640
c)How much money did Ram wil save, if
he agree with Rs.550.
i)Rs.50 (ii)Rs.40 (iii)Rs.45 (iv)Rs.55
d) In AP sequence if each term is
multiplied by constant k, then the new
sequence will be
i) AP (ii)non AP (iii)None of the above
e)If AP sequence has n terms then the
third term from the last is given by
(where l' is the last term of a sequence)
i) / -2d (ii) /-d (iii) 1 - 3d (iv) 1-4d​

Answer 1

Answer:

None of the above constant