Question
PSLE
The graph shows the number of stereo systems sold from January to April. The number of stereo systems sold in April is equal to the average number of stereo systems sold from January to March. Find the number of stereo systems sold in April.

2 m

Click button first when a symbol is required. X

PSLE
The graph shows the number of stereo systems sold from January to April. The number of stereo systems sold in April is equal to the average number of stereo systems sold from January to March. Find the number of stereo systems sold in April.