Question

harry hungrily remove frozen meat from the fridge. Its temperature is -−17°. ts temperature is increasing by 3° every five minutes.
What will its temperature be after 30 minutes?

Answer 1

Answer:

1°

Explanation:

degree : time :: degree : time

   3       :   5    ::     x       :    30

cross multiply

$\frac{3}{5}$  cross multiply $\frac{x}{30}$

x = $\frac{3*30}{5}$

=90/5

=18

so, -17 + 18 = 1°