Answer:
Well, if Jenny starts out with 43 apples but then gives 12 to John that would leave Jenny with 31 apples.
Step-by-step explanation:
43 - 12 = 31
(40 - 10) + (3 - 2)
40 - 10 = 30
3 - 2 = 1
30 + 1 = 31
Here is your answer, have a nice day!
Answer: 50.24 square centimeters.
Step-by-step explanation:
Given: The radius of the circular lens of a magnifying glass = 4 centimeters
The area of a circle is given by :-
, where r is the radius of the circle.
Then the area of the circular lens of a magnifying glass is given by :-

Hence, the area of the circular lens of a magnifying glass = 50.24 square centimeters.