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320 km distance is to be covered partially by bus and partially by train. Bus overs 180 km distance with a speed of 40 km/h and the rest of the distance is covered by the train at a speed of 70 km/h. Find the time taken by a passenger to cover the whole distance.
A school principal places orders for 85 chairs and 25 tables with a dealer. Each chair cost ₹180 and each table cost ₹140. If the principal has given ₹2500 to the dealer as an advance money, then what amount to be given to the dealer now?
A housing complex built by DLF consists of 25 large buildings and 40 small buildings. Each large building has 15 floors with 4 apartments on each floor and each small building has 9 floors with 3 apartments on each floor. How many apartments are there in all?
Ramesh buys 10 containers of juice from one shop and 18 containers of the same juice from another shop. If the capacity of each container is same and the cost of each of the container is ₹150, find the total money spend by Ramesh.
Solve the following and establish a pattern:
(a) 84 × 9
(b) 84 × 99
(c) 84 × 999
(d) 84 × 9999
Solve the following with suitable and short-cut method:
(a) 86 × 5
(b) 86 × 15
(c) 86 × 25
(d) 86 × 35
(e) 86 × 50
(f) 96 × 125
(g) 96 × 250
(h) 112 × 625
