What is (1) disadvantage and one (1) advantage of having Griots as record keepers?

10

step-by-step explanation:

answer: -8.2562234e+13

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

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