Answer:
Step-by-step explanation: L= length w= width p= perimeter
L=3W p=55CM
P. of rectangle= 2(l+w)=55cm
L+w= 55/2= 27.5 cm
3w+w=27.5cm
4w=27.5cm
w=27.5/4=6.875cm w=6.875cm L= 3w=6.875*3=20.625cm
Answer:
12
Step-by-step explanation:
4/5 x -6 = -2
4 x -30 = -10
-120 = -10
12
30 minutes for each girl. 30min x 4girls = 120min for all girls. 120/60=2 hrs
Answer: There are 8 rows in the bookshelf. You do 1.5/0.1875=8 (1 1/2 / 3/16)
Answer 8 rows.
Hope this helps!
Can u plz mark me as brainliest? I really need it!
Step-by-step explanation:
Answer:
y=-3
Step-by-step explanation: