Answer:
29.4
Step-by-step explanation:
if 5 painters takes 21 hours that makes it 4.5 per person so multiply that by 7 and there you go!
1st one is true and second one false.
Step-by-step explanation:
step 1. P(0, 1) -> P'(0, -1)
step 2. Q(0, 0) -> Q'(0, 0)
step 3. R(-2, 0) -> R'(2, 0)
Answer:
0.02
Step-by-step explanation:
5/69.12=0.0723
3/69.12=0.0434
0.0723-0.0434=0.0289
=0.02