Answer:
try the second one sorry if its wrong report me if it is
Step-by-step explanation:
hope this help
1 hour each day is used for test
so 8-1=7 used per day
so commercial is 1 in the 4:2:1 so
4+2+1=7
ok, so 7 units, 7 hours
4 hour for private
2 hour for research
1 hour of commerical
4*5=20=private
2*15=30=research
1*4=40=commercial
20+30+40=90
percent from commercial
40/90=0.44444444444≈44.44% about 44%
The sum (addition) of t and 2 is equal to (=) 5 less than (subtraction) t
2 + t = t - 5
Answer:
Step-by-step explanation:
Up - 8
Down - 8
⨆
8•8=64
