Anson estimated he would need 17 hours to complete his science project. He actually needed 9 1/2 hours. What was his percent error?
a. 12.8%
b. 14.7%
c. 82.7%
d.115%
For which expressions would you use the Distributive Property? Select two answers.
a.6.5(11.5)
b. 2.1(5.3 + 6.9)
c. -8.4(1.5 - 7.3)
d. -12.5(3.9) + 5.1
e. 1.9 - 6.2(9.4)
plz help ^-^
4 answers
for the first one i mean 19 1/2
(19 1/2 - 17)/17 = 0.147 = 14.7%
a(b+c) = ab + ac
a(b+c) = ab + ac
i dont understand
the second question