Plz !

he diagram illustrates the problem 4×1/2

. what happens to four when it is multiplied by a fraction less than one?
a) it gets bigger.
b) it gets smaller.
c) it stays the same.
d) there is not enough information.

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.

Are you guys willing to me with these last 8 questions on my homework for math reply to this question that i posted

The table shows how many people went on a roller coaster during 3 days. sean wants to know if the total of number of people is greater than 800. how can you answer sean's question without actually computing the total? explain. friday 158 people, saturday 292 sunday 278