Question

rehman bought a radio for rupees750 and spent rupees 50on transportation. then he sold it for rupees 750. find his loss percent or gain percent
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Answer 1

Answer:

change in the physical state can be brought about

(a) only when energy is given to the system

(b) only when energy is taken out from the system

(c) when energy is either given to, or taken out from the system

(d) without any energy change

Step-by-step explanation:

bas bas ruk ja