Ok, I am ready, what are the questions.
Tell me in the comment section
Answer:3 & 4
Step-by-step explanation: those are the two with multiplication/division
A and b can do a piece of work in 12 days. If a alone have to finish the job among b and c so
A and b=12
A (24 days alone without b)
So if b and c 15 days and c 20 days. If a have to do all I would add 24 and 15 and 20 which would be 59 days
X≥1500
x represents how much money is spent on after school activities