Which strategies can be used to solve this problem?

griffin used 24 flowers to make 3 centerpieces for a party. each centerpiece has the same number of flowers. he added 4 more flowers to each centerpiece. how many flowers are in each centerpiece now?

choose all answers that are correct.

a.
translate into an equation.
24 – (3 + 4) = f

b.
use objects to represent the problem.
put 24 coins on a table and divide them into 3 equal groups. then add 4 coins to each group. count the number of coins in one group.

c.
work backward.
start by multiplying 3 × 4 to get the number of additional flowers. add this to 24 to get the total number of flowers. then divide the sum by 3.

d.
use logical reasoning.
add 4 more flowers to 24 flowers. then divide the sum by 3.