Solve the following word problems. Each question carries 4 marks.
(8 marks)
a) India has a population of 1,37,23,81,243 and China has a population of
1,43,62,45,697. The total world population is 7,74,96,49,345. Is the population of
the world more than double the population of India and China combined?
b) Find the prime factorisation of the following:
(i) 2730
(ii) 860
Answer:
answer for b
(i) 2×3×5×7×13
(ii)2²×5×43