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Problem 41
In the figure shown, the radius of the inscribed circle is 9 in.
What is the perimeter of the square ABCD?
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Problem 42
Beulah has 8 blouses in her drawer: 3 red ones, 3 blue ones, a white one, and a striped one. If she takes out one blouse without looking, what is the probability that she will pick a red or blue blouse?
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Problem 43
Amy works as a computer consultant. She charges $30 per hour for her work. Which graph shows the relationship between the number of hours Amy works and the total amount of money she charges for her work?
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Problem 44
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Problem 45
Which scatterplot shows a negative correlation?
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Problem 46
Arun has the letter tiles shown in a bag.
He reaches in the bag and pulls out an A. He then puts the tile back in the bag. If Arun randomly selects another tile from the bag, what is the probability he will select an A again?
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Problem 47
Which of the following expressions is equivalent to ?
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Problem 48
Delilah is thinking about buying a bass guitar. The music shop has six of them, priced at $110, $147, $280, $360, $375, and $690.
What is the median price?
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Problem 49
What is the y–intercept of the line 3x
– 4y = 9?
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Problem 50
Solve for x.
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Problem 51
Simplify the expression below.
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Problem 52
What is ?
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Problem 53
The square of a whole number is between 4,000 and 5,000. The number must be between
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Problem 54
A video camera regularly sells for $420. It is on sale for 30% off. What is the sale price of the camera?
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Problem 55
At a shoestore, shoes that normally sell for x dollars a pair are on sale for $40 off the normal price. How many dollars does it cost to buy 2 pairs of shoes on sale?
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Problem 56
If , what is the value of y?
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Problem 57
Kalpana bought jewelry in India for $1300, and sold it in the U.S. for a 40% profit. How much did Kalpana sell the jewelry for?
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Problem 58
Which of the following inequalities represents the statement, "A number x, increased by 17, is greater than 20?"
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Problem 59
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Problem 60
An insurance salesman earns a 5% commission on all the policies he sells. How much does he earn on a $500 sale?