She had to sell 20 T-shirts
The profit plus the rent fee is $40. Then divide it by the T-shirt price $2. Which equals $20.
Answer:
"There are two laws of floatation. The first one states that the weight of a floating body is equal to the weight of the liquid displaced. The second one states that the centre of gravity of a floating body and the centre of buoyancy are in the same vertical line." - quora
Step-by-step explanation:
Answer:
-1.5
Step-by-step explanation: