Answer: 4 meters
Step-by-step explanation:
20 + -16=4
Answer:
lalalaal it's x because x :3
Answer:
The Area of the Grass is 18 square meters.
Step-by-step explanation:
Find the area of the grass and sand (5*6). The area of the grass and sand is 30.
Next, find the area of just the sand (3*4). The area of the sand is 12.
Subtract the area of the sand (12) from the area of the grass and sand (30).
30-12 = 18
Answer:
1.75,0.625
Step-by-step explanation:
Given that a couple plans to have children until they get a girl, but they agree that they will not have more than three children even if all are boys.
a) The couples can have
X I girl I boy, II girl I,II boys, III girl I,II,III boys
Pr. 0.5 0.25 0.125 0.125
b) Expected no of children
=
c)Expected number of boys
= 