Body of emissivity 0.2 at temperature 3T vs black body at T: rate of radiation

The same question, asked 2 times: 10 May 2023 S2, 13 Apr 2026 S1. Every wording below, oldest first.

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Question 1
10 May 2023 S2
30 $Rate of radiation by a black body is 'R' at temperature 'T'. Another body has same area but emissivity is 0.2 and temperature 3T. Its rate of radiation is$
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Question 2
13 Apr 2026 S1
114 $Rate of radiation by a black body is 'R' at temperature 'T'. Another body has same area but emissivity is 0.2 and temperature 3T. Its rate of radiation is$
Tap an option to check your answer.