If the probability of an event is 2/7, what must be the probability of its complement?

2+2=2x+2 what is the answer?

In a recent year, 27.7% of all registered doctors were female. If there 42,900 female registered that year, what was the total number of registered doctors?

Raheel travelled 3654 km by bus and train. if he went 2365 km by bus, how far did he travel by train?

The ratio of girls to boys riding a bus is 15:12. If the driver drops off the same number of girls as boys at the next stop, does the ratio of girls to boys remain 15:12? Explain

Georgia wants to evenly divide 84 trading cards among 6 friends. How many cards will each friend get?

A tennis tournament begins with 128 players. At the end of round one, there will be 64 players. There are 32 players at the end of round 2 and 16 players remaining after round 3. Write the equation that best models this situation.

Simplify x^1/3 • x^1/5

Question 20 Linda purchased a prepaid phone card for $ 20. Long distance calls cost 21 cents a minute using this card. Linda used her card only once to make a long distance call. If the remaining credit on her card is $ 10.

Enter the answer in the space provided. What value represents the solution of the equation 2 (x + 5) = } (x - 4) ?

Amy and April are twin sisters they have a total of 120 CDs if Amy has twice as many CDs has April how many CDs does each twin have