[" 3.The cost of "37m" of silk is "₹6290" .What length of thic "],[" 4.A worker is paid "₹" ] "10" c "]

The cost of 37 m of silk is रु 6290.What length of this silk can be purchased for रु 4420?

The cost of 10 books is ₹ p. what is the rule for the cost of one book.

The cost of 10 toffees is Rs. 80. What will be the cost of 8 toffees?

The cost of 5 balls is Rs. 40. What is the cost 10 balls?

The cost of a piece of cable wire is Rs.35/-. If the length of the piece of wire is 4 meters more each meter costs Rs. 1/- less, the cost would remain unchanged. What is the length of the wire ?

The cost of a piece of cable wire is Rs. 35/-, If the length of the piece of wire is 4 meters more and each meter costs, Rs. 1/- less, the cost would remain un-changed. What is the length of the wire ?