Answer:
30 I'm guessing you mean add them.
Step-by-step explanation:
16+14=30
Answer:
The value of n is 
Step-by-step explanation:
we know that
1 m=100 cm
step 1
Convert 2.5 m to cm
2.5 m=2.5*100=250 cm
step 2
Find the ratio

Divide by 25 both numerator and denominator

therefore
The value of n is 
Answer:
4ft²²
Step-by-step explanation:
Bus=12
Walk=90
Bike=?
Car=?
How i helped
Answer:
21806 basketballs are needed to fill the gym
Step-by-step explanation:
We have to find both volumes in the same units, so I will use feet for the dimensions, the volume will be in cubic feet. Each feet has 12 inches.
Volume of the gym:
The volume of the gym(rectangular base with height) is given by the multiplication of its dimensions. So
cubic inches
Volume of the basketball:
The basketball is an sphere, so its volume is

In which r is the radius, which is half the diameter.
28.5 inches in diameter, so 2.375 feet in diameter, radius of 1.1875 feet. The volume of the basketball is:
cubic inches
How many basketballs are needed to fill the gym?
This is given dividing the volume of the gym by the volume of a basketball. So
152640/7 = 21805,7
Rouding up
21806 basketballs are needed to fill the gym