In 2005 , the US mint in denver produced 4.04^8 Oregon State quarters. The US Mint in Philadelphia produced 7.12 x 10^7 Oregon State quarters. Considering the other two US Mint locations did not produce any quarters, how many Oregon State quarters were minted in 2005? Express your answer in scientific notation

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250