Problem 2. A river is 15m wide. Soundings of the depth are made at equal intervals of 3 m across the river and are as shown below. Depth (m) 0 2.2 3.3 4.5 4.2 2.4 0 Calculate the cross-sectional area of the flow of water at this point using Simpson's rule.​

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Define multiplicative inverse. give an example of a number and its multiplicative inverse.