How can i use models to compare 345 and 391

First do this on paper. For 345 write three hundred bars four ten bars and five ones. Now for 391 write three hundred bars then nine ten bars then one ones the see which one has more numbers when you do this on paper attach it to your homework so that your teacher knows you showed your work hope this helps your welcome.

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.

you have orange juice on wednesday. (idk why this is the answer)

step-by-step explanation: