A) when did the egyptian calendar start?

b) when did egyptian civilization start?

c) when did ancient egypt end?

d) when did egypt start (full date)

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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