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gizmo_the_mogwai [7]
3 years ago
12

Weight of Area

Mathematics
2 answers:
Vlad [161]3 years ago
7 0

Answer:

(95+89+80+94)/400×100/25=3.58is required grade

Hitman42 [59]3 years ago
5 0
(95x0.05) + (89x0.25) + (80x0.20) + (94x0.50)

= his grade is 90

convert all the percentages to decimals
multiply each decimal to its corresponding grade
add all the products to get: 90
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