Ivan has 4 hours of music on his mp3 player. jazz makes up 1/6 of the total time. how many hours of jazz are on ivan’s mo3 player?

2/3 of an hour

Step-by-step explanation:

Since Ivan has 4 total hours of music on his mp3, you can multiply the number of hours by the fraction of time:

Given that Jazz makes up 1/6 of the total, than only 2/3 of an hour on Ivan's mp3 player would be Jazz.  

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

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40

false

step-by-step explanation:

rulers and compasses arent required in order to bisect an angle because when bisecting angles, you're making a "half circle" and considering in order to bisect an angle it wouldn't be straight, you wouldn't need either of the two