On his first three tests, alan scored 76, 89, and 92. what score must he get on his fourth test to have an average of 80 for all four tests?

b is the final answer! : )

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5

ion

step-by-step explanation:

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