Answer:
77.77
Step-by-step explanation:
you subtract 16 (prediction) - 9 (actual) and divide it by the actual.
Answer:
72 adult tickets were sold and 114 child tickets were sold.
Step-by-step explanation:
x+y=186, 14x=10y=2148
x=186-y
14(186-y)+10y=2148
2604-14y+10y=2148
2604-4y=2148
-4y=-456
y=144
x=186-144 : x=72
Answer: he completed he completed 103.5 push ups in 45 seconds
I hope this helps
sinA=BC/AB
sinA=8/10=0,8
cosA=AC/AB
cosA=6/10=0,6