Calculate the value of each expression by writing the decimal factors as fractions, then writing their product as a decimal Explain your reasoning
a (0.01). (0.09)
(0.3). (09)
(0.9) (1.1)
(1.5)
Question 5
1 pts

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Write the expression as a constant , a single trigonometric function, or a power of a trigonometric function. sin x cos x/ tan x

Me because some of question i don’t understand