How do we complete the tree diagram when the probability of a biased coin landing on heads is 2/7

Two numbers total 65 and have a difference of 33. What are the two numbers?

1) The value of a mobile depreciates by 40% per year. Work out the current value of a mobile bought 3 years ago. 2) In a '60% off' sale, an outfit was £86. Work out the original price

Candy is at the ballot shop and sees that 10 balloons cost $0.15. He needs 50 balloons to decorate his room. How much will 50 balloons cost?

What is the product of - 3 and 5? O - 15 08 a 08 O 15

46 for 5 need it to get a straight A

Factor completely 2x² - 12 + 10

On a recent day one US dollar was worth 1.09 euros. If you were to exchange 157 euros on that day how many US dollars would you have received? -$111.09 -$144.04 -$155.91 -$171.13

If the volume for 3-D pyramid A is 200 cm3 and the volume for 3-D pyramid B is 800 cm3, how many times bigger is the volume of pyramid B than pyramid A? is it 4 or 0.004

What is the percentage chance of a solution 150 g active ingredient in a total of 1000 mL of solution

Three people toss a fair coin and the odd one pays for coffee. if the coins all turn up the same, they are tossed again. find the probability that fewer than 4 tosses are needed.