Answer:
he got 20% wrong
he got a B
Step-by-step explanation:
Answer:
Step-by-step explanation:
The purple circle, not ring is pi 7 squared = 153.93804
Then subtract the smaller circles area (pi 4 squared) = 153.9... - 103.6725576 =
50.2654824
Purple ring is 50.2654824
The entire circle is 4+3+3 (10) squared times pi = 314.1592654
( 50.2654824 / 314.1592654 ) x 100 = 15.999999998 %
Answer:
Half a pound.
Step-by-step explanation:
To find the number of pounds he ate, multiply the fractions.

He ate 1/2 a pound.