8 hrs a day for 5 days a week = (8 * 5) = 40 hrs per week
in 6 weeks.....40 * 6 = 240 hrs <==
Answer:
it goes up by 9 and a half
The pie is 1/4. I hope this helped
Percent means parts out of 100
120%=120/100=1.2
80%=80/100=0.8
'of' means multiply
1.2 times a=0.8 times b
a=12
1.2 times 12=0.8 times b
14.4=0.8 times b
divide both sides by 0.8
18=b
so
a=12
b=18
a+b=12+18=30
