Assume that random guesses are made for nine multiple choice questions on an SAT test, so that there are nequals9 trials, each
with probability of success (correct) given by p equals 0.35. Find the indicated probability for the number of correct answers. Find the probability that the number x of correct answers is fewer than 4.
1 answer:
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Answer:
<h2>$ 22200 in higher yielding bank and $ 44400 in lower yielding bank</h2>Step-by-step explanation:
Jolene invests in two bank accounts. The first account gives a 4% interest per year and the second bank gives a 10% interest rate per year.
She puts twice as much in the lower yielding bank account. Let us denote the amount put in high yielding bank account by . Lower yielding bank account will have
.
Interest from lower yielding bank =
Interest from higher yielding bank =
Total Interest per year = $ 3996 =
∴ Jolene invested $ 22200 in higher yielding bank and $ 44400 in lower yielding bank.