Brad's dinner bill, including a 16% tip, is $10.44. What was the amount of the bill before the tip?

Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), what is d if c c' = 12 and d' = 0.50? a) 3 b) 6 c) 12 d) 24

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

What does independent variable and dependent variable mean in math?