Wednesday
December 11, 2013

# Posts by robin

Total # Posts: 296

Biology
If the line for 60 captured is extended downward to zero percent error, what fraction of the total population would this represent? (Compare the actual number in the can to the extrapolated number on your graph.) What more information do I need to provide to get an answer?

Biology
A trip to a different stream which had 30 fish marked at an earlier time produced 20 captured fish but none were recaptured with fish tags. Can you estimate the number of fish in this stream? Explain your answer.

Science
Should humans strive to preserve a representative sample of all biomes or aquatic zones? Why should humans be concerned with the extinction rate?

Trig
Why does 11.4(7pi/18)=133pi/30 ?

English
Ms. Sue, thank you, I guess this additional information would have been helpful. Questions 1-4 the choices are, misplaced modifier, dangling modifier, faulty predication or incomplete comparison. Questions 5-10 re: the sentence shifts in, the choices are: person, tense, discou...

Important Operations
18r4s5+6/-32s+3=? A)6r2s5+3 B)-6r2s5+3 C)6r2s4+3 D)-6r2s4+3

Algebra
Which must be a whole number? A. The time it takes to drive 300 miles at 55 mph B. The area of a circle with a radius of 5 feet C. The area of a triangle with base of 15 and height of 9 D. The number of books in 12 bookstores

Algebra
69% of the students at a school are involved in after-school activities. There are 598 students in the school. Which is the best estimate of the number of students in after school activities? A. 360 B. 380 C. 420 D. 450

science
When water is split into hydrogen and oxygen what happens- is it a change in matter

math
During a sale at the local department store, you buy three sweatshirts and two pairs of sweatpants for \$85.50. Later you buy three more sweatshirts and four more pairs of sweatpants for \$123.00 What is the sale price of each sweatshirt and each pair of sweatpants?

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