What mutation has occurred here? T-G-A-C-C-A
T-G-A-G-C-A
Substitution
Deletion
Insertion
Frameshift

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Which number line represents the solution set for the inequality - x 24?

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )