Which of these numbers have exactly two factors 7 8 9 10

A B C D

The moon takes 29 1/2 days to pass through its phases. explain why lunar calendar would be inaccurate.

A parabola is defined by the equation (x - 5) 2 = 12 (y + 2). In which direction will the parabola open?

Angle A and angle B are supplementary. The measure of angle B is 15∘ less than the measure of angle A. What is the measure of angle B, in degrees?

Ahmad drove 845 miles in 13 hours at the same rate how long would it take him to drive 455

The table lists the number of male and female students at Lakeside High School. What is the probability of selecting a female student?

One in a thousand people are afflicted with the dreaded zigma disease. A pharmaceutical company develops a test for this disease and brags that only 5% of those with the disease test negative for it and 1% of those who do not have zigma will test

What is the rate of growth, as a percent, for the following function? D (x) = 23 (1.0032) x

How can i find the factors of 12 and 15, explain?

Jorge wants to buy new vinyl flooring for his kitchen. The kitchen floor is 12 feet by 15 feet. How many square yards is the floor?

3. In an auditorium, 1/6 of the students are fifth graders, 1/3 are fourth graders, and 1/4 of the remaining students are second graders. If there are 96 students in the auditorium, how many second graders are there?