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## CRCT Math Blitz!

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**About how many more 7th graders took the bus compared to 5th**graders? about 20 more students**List the first 3 multiples of 7.**7 , 14, 21**A jacket costs $72 plus 8% sales tax. What is the total cost**of the jacket? A. $5.76 B. $9.00 C. $77.76 D. $81.00 Calculate!**x + 2 = 5Expression or an Equation?**equation**TRUE or FALSE:A figure can only have one type of symmetry.**False- they can have both rotation and reflection symmetry.**How long is a yardstick? ___ yards ___ feet ___ inches**1 yard, 3 feet, 36 inches**A novel is 144 pages long. If Jorge has read the first 36**pages, what percent of the book has he completed? A. 14% B. 25% C. 36% D. 75% Calculate**What is the constant of proportionality?**½ You can pick any point on the line, such as (2,1). Remember… k= y/x so k= ½ .**Complete the sentence:Probability values range from __ to**__. 0 1**What is the mode of the data below?**22. It is shown twice, more than any other value.**Julio’s car travels 69 miles on 3 gallons of**gasoline. How many miles can he travel on 7 gallons of gasoline? A. 21 B. 23 C. 161 D. 207 Calculate!**Prime or Composite?39**Composite – 1, 3, 13, 39**Write 2/3 as a decimal.**0.666… or**Write this equation:The product of 4 and a number is 22.**4x = 22 Any variable is correct.)**Jon has of a dollar, Pasha has $0.65, Marie has of a**dollar, and Karen has $0.62. Who has the smallest amount of money? Calculate! • A. Jon B. Pasha • C. Marie D. Karen**How many times does the figure below show rotational**symmetry? 4 times**How many grams is 3 centigrams?**0.03 grams**Does the equation below represent a direct proportion?**4x +2 = y No – it is not in the form y = kx**A bag of marbles contains 7 red, 12 orange, 3 blue and 6**multi-colored marbles. What is the probability of picking out a marble that isn’t orange? A. B. C. D. Calculate!**What is the probability of rolling number greater than 2 on**a standard die ? 2:3There are 4 numbers > 2(3,4, 5 ,6) and 6 possible outcomes. 4:6 simplifies to 2:3**In the histogram below, in which interval did approximately**50 employees fall? 0-10 or 0-$10,000**Suzy and Joe run around a circular track. They start at the**same time. Suzy takes 9 minutes to run the entire track. Joe takes 15 minutes to run the entire loop. They want to know how many minutes it will be before they are at the same place and time. Should they find the GCF or LCM of the 2 numbers? LCM**What does SOAR stand for?**(same – opposite – and reciprocal)**Jennifer went to the store and spent $6.00 on school**supplies and received $4.00 back in change. How much money did she take to the store? Which equation would represent the problem? A. n-6=4 B. 4+n=6 C. n=6-4 D. n+6=4 Calculate**What is 33 ?**3 x 3 x 3 = 27**What is the ANGLE of ROTATION in the shape below?**180 degrees ( 360/2 = 180)**The space between each line on this ruler represents what**measurement? 1/8 of an inch**Solve the expression**75 ÷ 3 – 8 x 2 A. 4 B. 9 C. 19 D. 34 Calculate!**What is the constant of proportionality in the equation**below? ½x = y ½**What is the formula for volume of a rectangular pyramid?**l x w x h / 3**What is the probability of rolling a number < 7 on a**standard die? 1 There is a 6:6 chance of rolling a 1-6.**How many people in the room are in their thirties?**Ages of people in the room 0- There are no leaves (no data) in the 3 stem.**One rope is 3 ¾ yards and another is 6.8 yards long. What**is their combined length? A. 9.55 yd. B. 10.55 yd. C. 25.5 yd. D. 10.1 yd. Calculate!**How many factors does 24have?**8. (1, 2, 3, 4, 6, 8, 12, 24 )**½ • ¼ = ?**1/8**In which of the following equations is the solution 2?**3x = 10 x – 2 = 3 7 + x = 11 20/x = 10**In a model, a 10.5 ft. car is represented by a scale model 4**in. long. If the same scale is used, how long would the scale model be for a 15 foot truck? A. 5 .333…in. B. .380 in. C. 10in D. 12in Calculate!**How many LINES of SYMMTERY does the figure below have?**Three**How many ounces in 10 cups?**80 cups**Sue pays $26 for tickets for herself and 4 of her friends.**Which of the following equations could be used to find the cost of each ticket? 26 + x =4 26 • 4 = x 20 – 4 = x 5x = 26**The net of what solid figure is shown below?**rectangular pyramid