The correct answer is
C.276
I’m sure it’s 141° since it’s two parallel lines
Answer: 141°
The answer is 7/10 because u are just flipping the fraction around
Answer: The required percentage would be 5.4%.
Step-by-step explanation:
Since we have given that
Worth of Company A = $4150
Worth of Company B = $6820
So, increase in Company A = 6%
increase in Company B = 5%
According to question, it becomes,

So, the total percentage increase in the investor's stock account would be

Hence, the required percentage would be 5.4%.
Im not sure if i am understanding the question correctly...
If you are asking if Jama's mom is correct, then no. she is wrong. this is because
if you take the proportion, (is/of)=(%/100) you get (x/30)=(70/100). You then solve for x which in this case would be 21 students are wearing tennis shoes.
Hope this helps.