Math, asked by mrq041007, 2 months ago



A typist types 1800 words in 1 hour. Find the
number of words that she can type per minute.
(b) If $120.99 is charged for 654 units of electricity
used, find the cost of one unit of electricity.
(c) A man pays a total of $4800 in flat rental
for 3 months. Find his monthly rental rate.
(d) If the mass of a metal bar which is 3.25 m long
is 15 kg, find its mass per metre.

Answers

Answered by naitikshaw2007
2

Answer:

a ) 18OO \ 6O

3O letters per minute

b) 12O.99 x 654

=79127.46 units

c) 48OO \ 3

12OO per month

Similar questions