Ms. Bremer wrote a 20 question english test consisting of spelling words and vocabulary. The spelling questions were worth one point and the vocab questions were worth 3 points a piece30 points possible. How many questions were spelling? How many questions were vocab? plzz help

option: d is correct

step-by-step explanation:

80π/3 or about 83.775

step-by-step explanation:

since a cone is 1/3 of a cylinder, we need to find the base's area. since area = πr^2, we get 16π. then, multiplying this by 5, we get 80π. dividing by 3, since the cone's volume is 1/3 of that of a cylinder's, we get 80π/3.

hope this !

step-by-step explanation:

we are given

since, we have to isolate x on anyone side

so, we can move all x terms on one side

subtract both sides by 2x

add both sides by 9

divide both sides by 4

we get

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take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.