It should be 112.5 pounds because if there are 15 boxes and each box weighs 7.5 pounds, 15 x 7.5 = 112.5
They sold 300 dogs and 200 cats
Answer:
The answer is cot(x)
Step-by-step explanation:
<h3>Greetings !</h3>

Rewrite using trig identity

use the Pythagorean idea


simplify

use basic trigonometric identity

simplify

gives you

Hope it helps!
1kg = 1000g
51/2 kg= 51/2×1000=51×500=25500g
25500g+450g= 25950g