Question

The cost of 3 kg of oranges and 6 kg guavas is Rs 300. If the cost of 1 kg of guavas is RS 30, find the cost of 10 kg of oranges

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

3x + 6y = 300 ------ 1.

y = 30

putting value in eq. 1.

3x + 6× 30 = 3x + 180

3x = -180

x = -180/3

x = -60

so 10x = oranges ------- 2.

putting value of x in eq. 2

so, we get

10×60

600

so the cost is 600