The equation for this would be 4x+3=y where x is months and y is your amount of toys after x months.
plug in 4 for x -> 4(4)+3=y
solve -> 16+3=y
y=19
The answer is 62.83. The formula is C=2 pi r
The short line is the hand the long is the minutes that may help you.
10:25
The answers For A,B,C.
A.2
B.2.25
C.1
Aidan has put 21 hours of work. To simplify it, Harry worked 7 hours and Aidan worked 7 x 3 times which equates to 21 hours.