Answer:
The two grades that have a proportional relationship between the numbers of girls and boys are and grade 6 and 8
Step-by-step explanation:
Girls: Boys
9 : 12 (grade 6)
15 : 20 (grade 8)
3 : 4
Answer:
Vertical Angles Theorem
Step-by-step explanation:
The two triangles will be equal by SAS
Answer:
The proportion of all young adult women in the United States are taller than 6 feet(72 inches ) is

Step-by-step explanation:
From the question we are told that
The mean is 
The standard deviation is 
Generally 6 feet is equivalent to 6 * 12 = 72 inches
Generally the proportion of all young adult women in the United States are taller than 6 feet(72 inches ) is mathematically represented as



From the z-table
The area under the normal curve to the right corresponding to 2.963 is

=> 
B because they are equal parts
A negative number in this wouldn't be applicable.
Johnny started out with $2,745 in the beginning, EARNING (This being the key word) interest each year. Therefore, he comes out with $39,974, not being a negative number.
Hope I helped! ^-^