Question

EXERCISE 3.1
Mathematics
all the bags weigh the same amount.)
The price of a dozen pencils is 2 18. Find the cost of 28 pencils. (Assume that all the pencils
cost the same amount.)
The cost of 15 shirts is 2100. Find the cost of 18 shirts. (Assume that all the shirts cast
the same amount)
The cost of 24 chocolates is 384. Find the cost of 32 such chocolates
Vasanthi rade 75 pages of a book in 3 hours. In how many hours will she finish a book of
150 pages? (Assume that she takes the same time to read every page)
3 kg of tomatoes cost 60. Find the cost of 2 kg of tomatoes .
Suresh saved 1200 in 6 months. How much money did he save in the first 3 months?
(Assume that ho saved the same amount for all the 6 months.)
12 vans can carry 264 people. How many people can 20 vans carry (Assume that all the
vans carry the same number of people.)
2. The weight of 30 bags of rice is 600 kg. Find the weight of 50 bags of rice. Assume that​

Answer 1

Answer:

cost of one dozen pencil =218

cost of one pencil=218/12=18.67

cost of 28 pencil=18.67*28=??