Unitary Method
1. Calculate the price of 13kgs of sugar if the cost of 10kg sugar is Rs.870.
2. The earnings of 20 workers in 20 days are Rs. 32,000. How much amount does 30 workers earn in 10 days at the same rate?
3. 30 workers can construct 700m long wall in 20 days. Calculate the length of the wall that will be constructed by 15 workers in 30 days.
4. How many workers will consume 950kg of ration in 6 months if 450kg of ration lasts for 5 boys for 3 months.
5. Ms. D deposited Rs. 30,000 for 3 years in RBBL as SI. If she obtained Rs. 9000 at the end of 3 years, At the same rate of interest calculate the interest of Rs. 25,00,000 for 5 years.
6. The cost of 8 pens and 6 copies is Rs. Rs. 460. If the cost of 10 pens is equals to the cost of 4 copies, Fins the total cost od 5 pens and 5 copies.
7. 24 workers can complete a piece of work in 40 days. How many workers should be added to complete the work in 10 days.
8. The diesel vehicle needs 25 liters of diesel to cover 250km of distance. How many kilometers will it cover on 33 liters of diesel.
9. Calculate the number of days required for 20 men and 24 boys to complete a work if 40 men and 60 boys can do a work in 54 days.
10. How much does 7 girls earn in 3 days if 20 girls earn Rs. 40,000 in 5 days.
Answers:
1. Rs. 1,131
2. Rs. 24,000
3. 15,750m
4. 950kg
5. Rs. 25,000
6. Rs. 350
7. 72
8. 330km
9. 200 days
10. Rs 24,000
