A farmer uses 170 lb of a chemical on a 40 acre field. How many pounds will he need for a 240-acre field? Assume the same rate of application. 

A. 1,030 lb
B. 1,015 lb
C. 1,020 lb
D. 970 lb
E. 1,035 lb


Answer: C

Mathematics

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Show that the sets are equivalent by carefully describing a one-to-one correspondence between the sets.The set of whole numbers and the set of even natural numbers:W = {0, 1, 2, 3, . . . } and E = {2, 4, 6, 8, . . . }.

What will be an ideal response?

Mathematics

Fill in the blank with one of the words or phrases listed below. The  are . . ., -3, -2, -1, 0, 1, 2, 3, . . . .

A. expression B. opposites C. inequality symbols D. integers

Mathematics

Use the circle graph to solve the problem. Give your answer as a fraction, decimal, and as a percent.The circle graph below shows the major for 1080 college students at Blackwood Community College. What portion of the students are majoring in social science?

A. ; 0.1; 10%
B. ; 0.083; 0.83%
C. ; 0.1; 1%
D. ; 0.083; 8.3%

Mathematics

Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form. +  - 

A.
B.
C.
D.

Mathematics