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Dimas [21]
3 years ago
11

a geography test has 6 questions worth 3 marks each and 16 questions worth 2 marks each. write an algebraic expression for each

situation
Mathematics
1 answer:
Verdich [7]3 years ago
4 0
(6 x 3) + (16 x 2)
You can use PEMDAS to break it down if you would like
1 question is worth 3 marks each and 1 question is worth 2 marks each
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it took heather 2/3 of an hour to read 20 pages in her library book. how long did it take her to read one page
NNADVOKAT [17]
2/3 hour .      1 hour = 60 minutes.

2/3 hour = (2/3) * 60

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20 pages took  (2/3) hour = 40 minutes.

20 pages took her 40 minutes to read.

1 page = 40/20 = 2 minutes.

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. Tachycardia means ...................heart rate a) fast b) slow c) irregular d) arrhythmic
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1.) Factor 9u^2-12u
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