Question

i need ans fast please

Answer 1

$\alpha = r - r0\div r0(t - t0)$
$0.00375 = 2(1.25) - 1.25 \div 1.25(t - 0)$
$0.00357 = 2.50 - 1.25 \div 1.25 \times t$
$1 \div 0.00375 = t$
T=266.66

Answer 2

the answer is 266.66 Celsius or 539.81 kelvin