hi, i don't know ho to do a sum?
Junitaa spelling average for 3 test is between 85 and 90. if she scored 8 points more on the 2nd test than on the first and 5 points on the 3rd test than on the first test what scores are possible for the 1st test?
Junitaa spelling average for 3 test is between 85 and 90. if she scored 8 points more on the 2nd test than on the first and 5 points on the 3rd test than on the first test what scores are possible for the 1st test?