Aluminium has a density of 2900 kg/mº. A construction company
1 answer:
Answer:
11600kg
Step-by-step explanation:
Given parameters:
Density of aluminium = 2900kg/m³
Volume needed = 4m³
Unknown:
Mass of the aluminum needed = ?
Solution:
Density is the mass per unit volume of a substance.
Mathematically;
Density =
Mass = density x volume
Now, insert the parameters and solve;
Mass = 2900 x 4 = 11600kg
You might be interested in
Answer:
where
.
The number of players compete in round 7 will be 4.
Step-by-step explanation:
The number of players in a tennis tournament is reduced by half (50%) after every round. In round 1 there are 256 players, in round 2 there are 128 players, and so on.
So, the number of players is multiplied by gives the number of players in the next round.
Therefore, the explicit function of number of players in nth round is given by
where
.
Therefore, the number of players compete in round 7 will be . (Answer)