Addison worked 7 more hours this week than last week. in total, she worked 61 hours this week and last week. using the equation
2h + 7=61 how many (h) did addison work last week?

a. 54

b. 52

c. 9

d. 27

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189