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You deposit 200 in an account. The account earns 10 simple interest in 4 years. What is the annual interest rate?%Jeniffer is 26 years old. The sum of the ages of Jeniffer and Tiffany is 54. How old is Tiffany?Four consecutive even integers sum to-20. What is the greatest of the 4 integers?Vincent puts 300.00 into an account to use for school expenses. The account earns 5% interest, compounded quarterly. How much will be in the account after 5 years?a fair coin is flipped 10 times. What is the probability that exactly 4 of the 10 flips come up heads?