Question

1-A salesman receives a commission of 2000 for selling 3 machines. How many machines
should he sell in order to get a commission of 12,000?
2-7 identical books of Mathematics weigh 3.15 kg. What is the weight of 2 dozen such books?
3-The cost of 3 scores of eggs is 150. Calculate the cost of 4 dozen eggs.
4-Rajeev earns 21,000 in 4 months.
(i) How long will he take to earn 31,500?
(ii) How much will he earn in 1 year?

Answer 1

Answer:

1)18

2)75.6 kg

3)200

4) a) 6

4) B) 63000