It's simple you've been told that correct answers equals 6/7 and she did all the questions. Therefore the incorrect answers equals 1/7, which is 4. So just times 4 by 7. 4 x 7 = 28. 28 questions on the quiz.
Surface area = 2(19 x 15) + 2(15 x 13) + 2(13 x 19)
Surface area = 570 + 390 + 494
Surface area = 1454 cm²
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Answer: Surface area = 1454 cm²
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Answer:
0.25*8+7=9
Step-by-step explanation:
8x+7=9
2/8=x
0.25=x
Answer:
i cant read it
Step-by-step explanation:
maby inhance the image
Answer:
5/8
Step-by-step explanation:
5/8=0.625
4/9= 0.44
