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Question 1 of 15
How many ways are there to arrange the letters in the word “OPEN”?CorrectIncorrect
Question 2 of 15
Nicole took a trip to Tajikistan. Upon leaving she decided to convert all of her Somoni back into dollars. How many dollars did she receive if she exchanged 20 Somoni at a rate of 10 Somoni for every $3?CorrectIncorrect
Question 3 of 15
An article reports “attendance dropped 6% this year, to 300.” What was the attendance before the drop?CorrectIncorrect
Question 4 of 15
Evaluate this expression: (-21) – (-33) – (-13)CorrectIncorrect
Question 5 of 15
Marie volunteers at a charity walk to make lunches for all the other volunteers. In each bags he puts:
- one of two sandwiches (turkey or cheese),
- one piece of fruit (an apple or an orange).
- one of three snacks (Twix or Mars, or Milky Way)
She forgot to mark what was in the bags. Assuming that each choice is equally likely, what is the probability that the bag Marie gets holds a turkey sandwich and an apple?CorrectIncorrect
Question 6 of 15
Oliver didn’t know his bank account was at exactly 0 when he wrote a series of $100 checks. As each check went through, $125 was charged against his account. (In addition to the $100 for the check, there was a $25 overdraft charge.) After 1 check, his account was −$125 dollars. After 6 of these checks, what was his account balance?CorrectIncorrect
Question 7 of 15
Company AB prints pictures for $0.30 each and a $50 membership fee. Company GT prints pictures for $2 each with no membership fee. Which inequality would be used to determine when the offering of Company AB is greater than the offering of Company GT?CorrectIncorrect
Question 8 of 15
Emma’s test scores are 95, 82, 76, and 88. What score must she get on the fifth test in order to achieve an average (mean) of 84 on all five tests? Assume all tests in her class are worth the same amount of points.CorrectIncorrect
Question 9 of 15
What percent of 1200 is 200?CorrectIncorrect
Question 10 of 15
Solve this inequality.
-15r < 135CorrectIncorrect
Question 11 of 15
It takes Daniel 12 minutes to inflate twenty balloons. Jenny can inflate the same twenty balloons in 16 minutes. If they worked together how long would it take them?CorrectIncorrect
Question 12 of 15
Find the mode.
0, 5, 8, 12,12, 4, 12, 5, 12, 1CorrectIncorrect
Question 13 of 15
A farmhouse shelters 15 animals. Some are oxen, and some are ducks. Altogether, there are 48 legs.
How many of each animal are there?CorrectIncorrect
Question 14 of 15
Solve the given equation.
x²- 4x – 5 = 0CorrectIncorrect
Question 15 of 15
The sum of two numbers is 10. Their difference is 6.
What are the two numbers?CorrectIncorrect