1/4 hour because since it took him 3/4 hr to milk 3 groups, it is reasonable to divide 3/4 by 3. So in 1/4 hour.
The peaches cost more per pound because if you divide the pounds of peaches by the cost, it's more than the cost per pound of apples.
You can set up a simple algebraic equivalent to find a number equivalent to 200 after being multiplied by 3 and added 11 to.
3x+11=200
3x=189
x=63
Had to edit! Realized what I had done wrong
Make both sides powers of 3:
Make both sides powers of 2:
