It is so very simple and quick to get the answer if you use the calculator that comes with your computer. So why not give it a try?
Multiply by 10...
20 + 50 + 20 + 10 = 50 = 150
50 + 50 + 94 + 94 = 288
362. Next time, just use a calculator.
It depends what country it was created in and what country you intend to use it in, but in most cases protection is for the life of the creator plus 50 years (the US and several other countries have extended this to life plus 70 years).
It is so very simple and quick to get the answer if you use the calculator that comes with your computer. So why not give it a try?
65 + 65 + 65 + 90 + 90 + 90 + 90 + 50 + 50 + 50 + 50 + 50 + 50 + 20 + 20 + 20 + 20 + 20 + 20 + 20 = 995
50 psi plus or minus 5
Multiply by 10...
20 + 50 + 20 + 10 = 50 = 150
4.99+2.5+.50+.50=7.49
50 + 50 + 94 + 94 = 288
362. Next time, just use a calculator.
thinking is amazing
70 + 70 + 50 + 50 = 240
42+46+50+52+51+45+50=336