Answer:
2 Gallons.
Step-by-step explanation:
If 8 gallons are lost in one hour, then 4 will be lost in 30 minutes. Half of thirty minutes is 15 minutes, and half of 4 is 2.
If you add a zero at the end it is easier to understand. 0.20 > 0.18 because 20 is greater than 18
Answer:

Step-by-step explanation:
Remember that product means multiply..
so
we have


Answer with Step-by-step explanation:
We are given that
a.



b.Radius=2.58 cm
Substitute the values in the formula and 

Hence, the area of circle =20.9 square cm
c.Area of circle=1530 square cm

Hence, the radius of circle=22.07 cm
c.Area of circle of radius 15.2 cm=
Area of circle of radius 15.1 cm=

Hence, the area of circle whose radius is 15.2 cm is greater than the area of circle of radius 15.1 cm by 9.52 square cm .