Ramesh buys 50 chairs and 50 tables .If a chair costs Rs.125 and a table Rs.225,Find how much money he spends on chairs and tables?

Many buys 15 sets of pens and ball pens for ditributing to his friends on his birthday.If the cost of a pen is Rs.12 and that of a ball pen is Rs.8.how much does he spend on these?

Three chairs and two tables cost Rs 2250. Two chairs and three tables cost Rs 2750. Solve it graphically. Also find the cost of five chairs and two tables.

4 chairs and 3 tables cost ? 2100 and 5 chairs and 2 tables cost ? 1750. Represent this situation algebraically and graphically.

The cost ofa chair is Rs.98050 P.Find the cost of such 2035 chairs.

Lata spent Rs.9.50 for buying a pen and Rs.2.50 for one pencil.How much money did she spend?

A furniture firm manufactues chairs and tables, each requairing the use of three machines A,B and C. Producing of 1 chair requires 2 hours of machine A, 1hour on machine B and 1 hour on machine C. Each table requires 1 hour each on machine A and B and 3 hours on machine C. The profit realised by selling 1 chair is Rs 30 while for a table is Rs 60. The total time available per week on machine A is 70 hours , on machine B is 40 hours and on machine C is 90 hours. Find the mathematical formulation so as to find the number of chairs and tables that should be made per week soto maximizethe profit.

In a year,Seema earns Rs.1,50,000 and saves Rs 50,000.Find the ratio of : Money that Seema earns to the money she saves.

A taxi- driver filled his car petrol tank with 40 litres of petrol on Mondy.The next day,he filled the tank with 50 litres of petrol.If the petrol costs Rs.44 per litre,how much did he spend in all on petrol?