Solve. Eight times the sum of 4 and some number is 72. What is the number?...
The sum of three numbers is 15. The sum of twice the first number,4 times the second number, and 5 times the third number is 52. The difference between 6 times the first number and the second number is 40. Find the three numbers. first number: second number: third number:
1. An eight-sided dice is rolled 24 times a) What is the expected number of times the dice shows 8? b) What is the probability that the dice shows a 8 the ex- pected number O (c) Using a normal approximation for the binomial distribu tion estimate the probability of rolling 8 six or more times
If a sum of money becomes 4 times more over a period of 10 years, what is the rate of simple interest? -30% -20% -40% -Not enough information to solve problem
problem 4 you repeatedly roll an ordinary eight-sided die five times. Let X equal the number of times you roll the die. Let Y equal the value of the first roll What is E[x] and E[Y]
3. A fair coin is flipped eight times and the number of heads is counted. Calculate the probability that the coin will land heads more than 6 times. 4. A coin is flipped 8 times. Calculate the mean, variance and standard deviation
1.FIVE TIMES A NUMBER IS 4 MORE THAN THE NUMBER. FIND THE NUMBER. 2.THE DIFFERENCE BETWEEN TWO NUMBERS IS 10 AND THEIR SUM IS 24. FIND THE NUMBERS
A coin is tossed 72 times. Find the standard deviation for the number of heads that will be tossed. 18 4.24 6.78 36
coaonal, taeny, orcontradiction. h and th 21. The vol 11. a. Three times the sum of a number and four is equal to sixteen b. Five times the sum of a number and one is equal to the sum of 22. The vo length five times the number and five. squar Rewrite the word statement or phrase in Problems 3-10, using symbols. Translate and then simplify. 14. a.
coaonal, taeny, orcontradiction. h and th 21. The vol 11. a. Three...
0 The sum of three numbers is 12. The sum of twice the first number, 5 times the second number, and 6 times the third number is 62. The difference between 4 times the first number and the second number is - 2. Find the three numbers first number: second number: third number:
Translate the sentence to an equation. Then solve the equation. Three times the difference of some number and 6 amounts to the quotient of 99 and 11. Find the number. Write the equation. Use x to represent "a number." Choose the correct answer below. ( A. 3 99 x-6 11 OB. ? ?. 3(x-6)-99-11 O D 3(x + 6) =- The number is