Question

please give correct answer​

Answer 1

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Cost of 3kg rice=135

Let the cost of rice be x

3 $\times$ x=135

x=135÷3

x=45

★The cost of 1 kg of rice is x

(a)The cost of 10kg of rice.

=>1kg=45

=>10kg=10 $\times$ 45

=> 450rs

(b)The quantity of rice that can be brought for Rs. 720

=>1kg=45

=>1Rs=1÷45

=>720Rs=720 $\times$ (1÷45)

=> 16kg

*the answers are the underlined ones