Answer:
the number of senors is 150
Step-by-step explanation:
call the number of seniors is a
we have number of juniors is 4/3a
number of sophomores is 3/2*4/3*a=2a
number of freshmen is also =2a
sum of all studens in that school = a+4/3a+4a=950
a=150
Answer:
x = 4.5
Step-by-step explanation:
Given a segment joining the midpoints of 2 sides of a triangle, then
the segment is half the length of the 3rd side, that is
5x = 0.5 × 45 = 22.5 ( divide both sides by 5 )
x = 4.5
Should be 1/3 so about 28,466.7 around that amount
Answer:
7
Step-by-step explanation:
4y²-106=90
4y²=90+106
4y²=196
4y²/4=196/4
y²=49
y=√49
y=7
Juan paid 70.16 % of the original price of the jacket.
Step-by-step explanation:
Step 1:
Given details, Original Selling Price of the jacket = 85.50
New Selling Price of the jacket = 59.99
Step 2:
To determine what percentage of the old price is the new price, we have to use percentage calculation.

Step 3:
Substitute in the formula, the given values
x = 
= 
= 
Therefore, percentage paid is 70.16%