Question

Tammy scored 88, 72, 44 points on her first three test. What must she score in her last test to get at least an average of 70?

Answer 1

76

Explanation:

(88+72+44+x)/4=70

88+72+44+x=280

204+x=280

x=76

Therefore, Tammy needs to score a 76 on her last test to get at least an average of 70.