alleryମିନିଟ୍ କଣ୍ଟା 90° ଘୂରିଛି। କେତେ ସମୟ ବିତିଯାଇଛି?
A30 min
B10 min
C15 min
D20 min
Answer & Solution
Correct answer: C. 15 min
ପ୍ରତି ମିନିଟରେ 6° ହିସାବରେ, 90° ପାଇଁ 15 ମିନିଟ୍ ସମୟ ଲାଗେ।
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