Question

1kg prawns =Rs150 1kg squid=Rs 50 kirti had Rs 100.He spent ¼ of the money on prawns (a) How many kgs of squid did he buy ?​

Answer 1

$\sf{If \; he \; buys \; prawns \; by \; \dfrac{3}{4} \; of \; his \; money \; so}$

$\sf{\dfrac{3}{4} \times 100 = Rs. \; 75}$

$\sf{If \; he \; buys \; squid \; with \; \dfrac{1}{4} \; of \; his \; money \; so}$

$\sf{\dfrac{1}{4} \times 100 = Rs. \; 25}$

According to the question 1 kg of prawns is of ₹ 150 so by spend ₹ 75 he can buy 500g (¹/₂ kg) of prawns.

Similarly here 1kg of squid costs ₹50 so by spending ₹25 he can buy 500g (¹/₂ kg) of squid.

Here is the answer to your question:

a) He buys ¹/₂ kg of prawns

b) He buys ¹/₂ kg of squids.

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Hope it helps :)