Answer:
184 sq cm
Step-by-step explanation:
Answer:
40%
Step-by-step explanation:
divide the students by the total
22/55
=
P
P
=
0.4 = 40%
Answer:
14.63
Step-by-step explanation:
So since this chart shows which subject a certain number of students failed all of them would fall into the category of failing at least on subject so you just add up all the numbers
12+5+8+2+6+3+1= 37
Answer:
x=3 and y=1
Step-by-step explanation:
subtract equation 2 from 1
then (2x+3y) -(2x+y) =9-7
2x-2x+3y-y =2
2y=2 therefore y=1
substitute y value in 2x+y=7
2x+1=7
2x=7-1
2x=6
x=3