Question

a fruit seller sells 5kg of mangoes for ₹200 another fruit seller sells 3kgof mangoes for ₹126of same quality .from whom should i buy the mangoes

Answer 1

i think you have to buy with a fruit seller who sells 3kg of mangoes for rs 126
because 3kg of mangoes is cheaper than 5 kg of mango

Answer 2

Sp1 of 5kg=200
Sp1 of 1kg=40

Sp2 of 3kg=126
Sp2 of 1kg=42

So,
U should buy from the shopkeeper who sells 1 kg at 40