Which expression is equivalent to 3 x 7/10

Can someone me and plz do the problem

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

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week