Here’s the correct answer and the way i got to it. Hope this helps :)
Answer:
54%
Step-by-step explanation:
total students are 50
20+7 scored at least 81 = 27
27/50=54%
Answer:
320 meters
Step-by-step explanation:
x² + 200x = 166400
It's a square, area should be side²
x² + 2(x)(100) = 166400
x² + 2(x)(100) + 100² = 166400 + 100²
(x + 100)² = 176400
x + 100 = 420
Since these are sides, we just consider the positive square root
x + 100 = 420
x = 320m
Answer:
40 A
Step-by-step explanation:
E=I.R ==> I=E/R
if E=6 and R=0.15 then:
I= (6/0.15)= 40 A
Answer:
niewiem.
Step-by-step explanation:
nwieime.
