What is 6 * 8/5 as a fraction​

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

100 points? me its important ‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell