Evaluate the expression 2/5+3/4 / 1/2 write your answer as a mixed number and an improper fraction? ** note / represents division:

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.