What is the value of w?

1.2(w+5)=3

a. −2.5

b. −0.4

c. 0.4

d. 2.5

2men and 7 boys can do a piece of working 4 days. it is done by 4 men and 4 boys in 3 days how long would it take for 1man or one boy to do it alone

What is the value of r of the geometric series?

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station. he knows that the state tax is 5.5. how much change will he receive from a $5 bill?