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The cost of 1kg potatoes and 2 kg tomato...

The cost of 1kg potatoes and 2 kg tomatoes was Rs. 30 on a certain day. After two days, the cost of 2 kg potatoes and 4 kg tomatoes was found to be Rs. 66.Identify the unknowns in each situation. We observe that there are two unknowns in each case.

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Knowledge Check

  • Sugar is old at (37)3/4rs.per kg find the cost of (8)1/2 kg of sugar

    A
    (30)7/8rs.
    B
    (321)7/8rs.
    C
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    D
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  • Two particles of masses 4kg and 8kg are kept at x=-2m and x=4m respectively. Then the net gravitational force acting on a third particle of mass 1kg kept at the origin is

    A
    G
    B
    2G
    C
    `G//2`
    D
    `G//4`

  • Two particles of masses 4kg and 8kg are kept at x=-2m and x=4m respectively. Then the net gravitational force acting on a third particle of mass 1kg kept at the origin is

    A
    G
    B
    2G
    C
    G/2
    D
    G/4

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    Madhu buys 5 kg of potatoes at the market. If the cost of 2 kg is ₹36, how much will Madhu pay?

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